From 30494954e699ae7847913125ac2ff060e651caed Mon Sep 17 00:00:00 2001
From: Enrico Seiler <enrico.seiler@hotmail.de>
Date: Mon, 28 Mar 2022 17:45:22 +0200
Subject: [PATCH] [WIP] core_language adapt header

---
 include/seqan3/alignment/configuration/align_config_output.hpp | 2 +-
 .../seqan3/alignment/configuration/align_config_score_type.hpp | 2 +-
 include/seqan3/alignment/matrix/detail/affine_cell_proxy.hpp   | 2 +-
 include/seqan3/alignment/matrix/detail/alignment_optimum.hpp   | 2 +-
 .../matrix/detail/alignment_score_matrix_one_column.hpp        | 2 +-
 .../matrix/detail/alignment_score_matrix_one_column_base.hpp   | 2 +-
 .../alignment/matrix/detail/alignment_score_matrix_proxy.hpp   | 2 +-
 .../matrix/detail/combined_score_and_trace_matrix.hpp          | 2 +-
 include/seqan3/alignment/matrix/detail/matrix_coordinate.hpp   | 2 +-
 .../alignment/matrix/detail/score_matrix_single_column.hpp     | 2 +-
 include/seqan3/alignment/matrix/detail/trace_matrix_full.hpp   | 2 +-
 .../alignment/pairwise/detail/alignment_algorithm_state.hpp    | 2 +-
 include/seqan3/alignment/pairwise/policy/affine_gap_policy.hpp | 2 +-
 .../alignment/pairwise/policy/simd_affine_gap_policy.hpp       | 2 +-
 include/seqan3/alignment/scoring/scoring_scheme_base.hpp       | 2 +-
 include/seqan3/alphabet/composite/alphabet_tuple_base.hpp      | 1 -
 include/seqan3/alphabet/concept.hpp                            | 2 +-
 include/seqan3/alphabet/detail/alphabet_proxy.hpp              | 3 ++-
 include/seqan3/argument_parser/validators.hpp                  | 2 +-
 include/seqan3/core/concept/all.hpp                            | 2 +-
 include/seqan3/io/detail/misc_input.hpp                        | 2 +-
 include/seqan3/io/detail/misc_output.hpp                       | 2 +-
 include/seqan3/io/sam_file/sam_tag_dictionary.hpp              | 1 -
 include/seqan3/search/configuration/max_error_common.hpp       | 2 +-
 include/seqan3/utility/char_operations/transform.hpp           | 2 +-
 include/seqan3/utility/simd/views/iota_simd.hpp                | 2 +-
 include/seqan3/utility/views/convert.hpp                       | 2 +-
 ...@_implicit_conversion_from_@source_alphabet@_inherit.cpp.in | 2 +-
 .../dna15_implicit_conversion_from_rna15_inherit.cpp           | 2 +-
 .../nucleotide/dna4_implicit_conversion_from_rna4_inherit.cpp  | 2 +-
 .../nucleotide/dna5_implicit_conversion_from_rna5_inherit.cpp  | 2 +-
 .../rna15_implicit_conversion_from_dna15_inherit.cpp           | 2 +-
 .../nucleotide/rna4_implicit_conversion_from_dna4_inherit.cpp  | 2 +-
 .../nucleotide/rna5_implicit_conversion_from_dna5_inherit.cpp  | 2 +-
 test/unit/alphabet/semi_alphabet_test_template.hpp             | 2 +-
 test/unit/std/concept/object_test.cpp                          | 2 +-
 36 files changed, 35 insertions(+), 36 deletions(-)

diff --git a/include/seqan3/alignment/configuration/align_config_output.hpp b/include/seqan3/alignment/configuration/align_config_output.hpp
index 94db194084..dfeb25aca8 100644
--- a/include/seqan3/alignment/configuration/align_config_output.hpp
+++ b/include/seqan3/alignment/configuration/align_config_output.hpp
@@ -15,7 +15,7 @@
 #include <seqan3/alignment/configuration/detail.hpp>
 #include <seqan3/alignment/pairwise/alignment_result.hpp>
 #include <seqan3/core/configuration/pipeable_config_element.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 namespace seqan3::align_cfg
 {
diff --git a/include/seqan3/alignment/configuration/align_config_score_type.hpp b/include/seqan3/alignment/configuration/align_config_score_type.hpp
index b1478c15fd..22fbdb5171 100644
--- a/include/seqan3/alignment/configuration/align_config_score_type.hpp
+++ b/include/seqan3/alignment/configuration/align_config_score_type.hpp
@@ -14,7 +14,7 @@
 
 #include <seqan3/alignment/configuration/detail.hpp>
 #include <seqan3/core/configuration/pipeable_config_element.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 namespace seqan3::align_cfg
 {
diff --git a/include/seqan3/alignment/matrix/detail/affine_cell_proxy.hpp b/include/seqan3/alignment/matrix/detail/affine_cell_proxy.hpp
index 37bb6b8155..39079b074b 100644
--- a/include/seqan3/alignment/matrix/detail/affine_cell_proxy.hpp
+++ b/include/seqan3/alignment/matrix/detail/affine_cell_proxy.hpp
@@ -18,7 +18,7 @@
 
 #include <seqan3/alignment/matrix/detail/trace_directions.hpp>
 #include <seqan3/core/detail/empty_type.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/simd/concept.hpp>
 #include <seqan3/utility/tuple/concept.hpp>
 
diff --git a/include/seqan3/alignment/matrix/detail/alignment_optimum.hpp b/include/seqan3/alignment/matrix/detail/alignment_optimum.hpp
index 7d59b5f8d9..4993a11423 100644
--- a/include/seqan3/alignment/matrix/detail/alignment_optimum.hpp
+++ b/include/seqan3/alignment/matrix/detail/alignment_optimum.hpp
@@ -17,7 +17,7 @@
 
 #include <seqan3/alignment/matrix/detail/matrix_coordinate.hpp>
 #include <seqan3/core/detail/template_inspection.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/simd/algorithm.hpp>
 #include <seqan3/utility/simd/concept.hpp>
 #include <seqan3/utility/simd/simd_traits.hpp>
diff --git a/include/seqan3/alignment/matrix/detail/alignment_score_matrix_one_column.hpp b/include/seqan3/alignment/matrix/detail/alignment_score_matrix_one_column.hpp
index cfbd077bd5..5c726a93d5 100644
--- a/include/seqan3/alignment/matrix/detail/alignment_score_matrix_one_column.hpp
+++ b/include/seqan3/alignment/matrix/detail/alignment_score_matrix_one_column.hpp
@@ -19,7 +19,7 @@
 #include <seqan3/alignment/matrix/detail/alignment_matrix_column_major_range_base.hpp>
 #include <seqan3/alignment/matrix/detail/alignment_score_matrix_one_column_base.hpp>
 #include <seqan3/alignment/matrix/detail/alignment_score_matrix_proxy.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/simd/concept.hpp>
 
 namespace seqan3::detail
diff --git a/include/seqan3/alignment/matrix/detail/alignment_score_matrix_one_column_base.hpp b/include/seqan3/alignment/matrix/detail/alignment_score_matrix_one_column_base.hpp
index 08728d154e..692ac456d8 100644
--- a/include/seqan3/alignment/matrix/detail/alignment_score_matrix_one_column_base.hpp
+++ b/include/seqan3/alignment/matrix/detail/alignment_score_matrix_one_column_base.hpp
@@ -17,7 +17,7 @@
 #include <vector>
 
 #include <seqan3/utility/container/aligned_allocator.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/simd/concept.hpp>
 
 namespace seqan3::detail
diff --git a/include/seqan3/alignment/matrix/detail/alignment_score_matrix_proxy.hpp b/include/seqan3/alignment/matrix/detail/alignment_score_matrix_proxy.hpp
index 788669e588..4c28255d80 100644
--- a/include/seqan3/alignment/matrix/detail/alignment_score_matrix_proxy.hpp
+++ b/include/seqan3/alignment/matrix/detail/alignment_score_matrix_proxy.hpp
@@ -12,7 +12,7 @@
 
 #pragma once
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/simd/concept.hpp>
 
 namespace seqan3::detail
diff --git a/include/seqan3/alignment/matrix/detail/combined_score_and_trace_matrix.hpp b/include/seqan3/alignment/matrix/detail/combined_score_and_trace_matrix.hpp
index 839df4300f..3a9cf983b5 100644
--- a/include/seqan3/alignment/matrix/detail/combined_score_and_trace_matrix.hpp
+++ b/include/seqan3/alignment/matrix/detail/combined_score_and_trace_matrix.hpp
@@ -17,7 +17,7 @@
 #include <seqan3/alignment/matrix/detail/affine_cell_proxy.hpp>
 #include <seqan3/alignment/matrix/detail/matrix_coordinate.hpp>
 #include <seqan3/core/range/type_traits.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/views/zip.hpp>
 
 namespace seqan3::detail
diff --git a/include/seqan3/alignment/matrix/detail/matrix_coordinate.hpp b/include/seqan3/alignment/matrix/detail/matrix_coordinate.hpp
index b6460941a8..2e24be9f01 100644
--- a/include/seqan3/alignment/matrix/detail/matrix_coordinate.hpp
+++ b/include/seqan3/alignment/matrix/detail/matrix_coordinate.hpp
@@ -16,7 +16,7 @@
 #include <type_traits>
 
 #include <seqan3/core/detail/strong_type.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/simd/algorithm.hpp>
 #include <seqan3/utility/simd/concept.hpp>
 
diff --git a/include/seqan3/alignment/matrix/detail/score_matrix_single_column.hpp b/include/seqan3/alignment/matrix/detail/score_matrix_single_column.hpp
index d079364737..a423d3dfd5 100644
--- a/include/seqan3/alignment/matrix/detail/score_matrix_single_column.hpp
+++ b/include/seqan3/alignment/matrix/detail/score_matrix_single_column.hpp
@@ -17,7 +17,7 @@
 
 #include <seqan3/alignment/matrix/detail/affine_cell_proxy.hpp>
 #include <seqan3/alignment/matrix/detail/matrix_coordinate.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/container/aligned_allocator.hpp>
 #include <seqan3/utility/simd/concept.hpp>
 #include <seqan3/utility/views/repeat_n.hpp>
diff --git a/include/seqan3/alignment/matrix/detail/trace_matrix_full.hpp b/include/seqan3/alignment/matrix/detail/trace_matrix_full.hpp
index 378a2530b4..c75d26af78 100644
--- a/include/seqan3/alignment/matrix/detail/trace_matrix_full.hpp
+++ b/include/seqan3/alignment/matrix/detail/trace_matrix_full.hpp
@@ -21,7 +21,7 @@
 #include <seqan3/alignment/matrix/detail/trace_iterator.hpp>
 #include <seqan3/alignment/matrix/detail/two_dimensional_matrix.hpp>
 #include <seqan3/core/detail/template_inspection.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/container/aligned_allocator.hpp>
 #include <seqan3/utility/views/repeat_n.hpp>
 #include <seqan3/utility/views/zip.hpp>
diff --git a/include/seqan3/alignment/pairwise/detail/alignment_algorithm_state.hpp b/include/seqan3/alignment/pairwise/detail/alignment_algorithm_state.hpp
index a460da1230..37a4fec06f 100644
--- a/include/seqan3/alignment/pairwise/detail/alignment_algorithm_state.hpp
+++ b/include/seqan3/alignment/pairwise/detail/alignment_algorithm_state.hpp
@@ -13,7 +13,7 @@
 #pragma once
 
 #include <seqan3/alignment/matrix/detail/alignment_optimum.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/simd/concept.hpp>
 
 namespace seqan3::detail
diff --git a/include/seqan3/alignment/pairwise/policy/affine_gap_policy.hpp b/include/seqan3/alignment/pairwise/policy/affine_gap_policy.hpp
index c8980ef35e..ce64703ee2 100644
--- a/include/seqan3/alignment/pairwise/policy/affine_gap_policy.hpp
+++ b/include/seqan3/alignment/pairwise/policy/affine_gap_policy.hpp
@@ -15,7 +15,7 @@
 #include <seqan3/alignment/configuration/align_config_gap_cost_affine.hpp>
 #include <seqan3/alignment/matrix/detail/trace_directions.hpp>
 #include <seqan3/alignment/pairwise/detail/alignment_algorithm_state.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 namespace seqan3::detail
 {
diff --git a/include/seqan3/alignment/pairwise/policy/simd_affine_gap_policy.hpp b/include/seqan3/alignment/pairwise/policy/simd_affine_gap_policy.hpp
index f8aaa07b98..64a5cc138c 100644
--- a/include/seqan3/alignment/pairwise/policy/simd_affine_gap_policy.hpp
+++ b/include/seqan3/alignment/pairwise/policy/simd_affine_gap_policy.hpp
@@ -20,7 +20,7 @@
 #include <seqan3/alignment/matrix/detail/trace_directions.hpp>
 #include <seqan3/alignment/pairwise/detail/alignment_algorithm_state.hpp>
 #include <seqan3/core/configuration/configuration.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/simd/algorithm.hpp>
 #include <seqan3/utility/simd/concept.hpp>
 #include <seqan3/utility/simd/simd_traits.hpp>
diff --git a/include/seqan3/alignment/scoring/scoring_scheme_base.hpp b/include/seqan3/alignment/scoring/scoring_scheme_base.hpp
index ebe2dc5d1a..a5d2c281dd 100644
--- a/include/seqan3/alignment/scoring/scoring_scheme_base.hpp
+++ b/include/seqan3/alignment/scoring/scoring_scheme_base.hpp
@@ -18,7 +18,7 @@
 #include <seqan3/alphabet/concept.hpp>
 #include <seqan3/core/concept/cereal.hpp>
 #include <seqan3/core/detail/strong_type.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 #if SEQAN3_WITH_CEREAL
 #include <cereal/types/array.hpp>
diff --git a/include/seqan3/alphabet/composite/alphabet_tuple_base.hpp b/include/seqan3/alphabet/composite/alphabet_tuple_base.hpp
index 31fac8d9c6..44713086bf 100644
--- a/include/seqan3/alphabet/composite/alphabet_tuple_base.hpp
+++ b/include/seqan3/alphabet/composite/alphabet_tuple_base.hpp
@@ -20,7 +20,6 @@
 #include <seqan3/alphabet/composite/detail.hpp>
 #include <seqan3/alphabet/concept.hpp>
 #include <seqan3/alphabet/detail/alphabet_proxy.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
 #include <seqan3/utility/detail/integer_traits.hpp>
 #include <seqan3/utility/tuple/concept.hpp>
 #include <seqan3/utility/type_list/detail/type_list_algorithm.hpp>
diff --git a/include/seqan3/alphabet/concept.hpp b/include/seqan3/alphabet/concept.hpp
index 9caf796ebe..5f2d6605a4 100644
--- a/include/seqan3/alphabet/concept.hpp
+++ b/include/seqan3/alphabet/concept.hpp
@@ -17,7 +17,7 @@
 #include <seqan3/alphabet/exception.hpp>
 #include <seqan3/core/concept/cereal.hpp>
 #include <seqan3/core/detail/customisation_point.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/detail/type_name_as_string.hpp>
 #include <seqan3/utility/type_traits/basic.hpp>
 
diff --git a/include/seqan3/alphabet/detail/alphabet_proxy.hpp b/include/seqan3/alphabet/detail/alphabet_proxy.hpp
index 775c0bc391..a08c0f40b9 100644
--- a/include/seqan3/alphabet/detail/alphabet_proxy.hpp
+++ b/include/seqan3/alphabet/detail/alphabet_proxy.hpp
@@ -15,10 +15,11 @@
 #include <concepts>
 
 #include <seqan3/alphabet/alphabet_base.hpp>
+#include <seqan3/alphabet/detail/concept.hpp>
 #include <seqan3/alphabet/nucleotide/concept.hpp>
 #include <seqan3/alphabet/quality/concept.hpp>
 #include <seqan3/core/detail/template_inspection.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/type_traits/basic.hpp>
 
 namespace seqan3
diff --git a/include/seqan3/argument_parser/validators.hpp b/include/seqan3/argument_parser/validators.hpp
index 45bc16d013..92e2ab9e70 100644
--- a/include/seqan3/argument_parser/validators.hpp
+++ b/include/seqan3/argument_parser/validators.hpp
@@ -25,7 +25,7 @@
 #include <seqan3/core/debug_stream/range.hpp>
 #include <seqan3/io/detail/misc.hpp>
 #include <seqan3/io/detail/safe_filesystem_entry.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/type_list/traits.hpp>
 #include <seqan3/utility/type_pack/traits.hpp>
 #include <seqan3/utility/type_traits/basic.hpp>
diff --git a/include/seqan3/core/concept/all.hpp b/include/seqan3/core/concept/all.hpp
index 57ca046aca..6f5d03f1db 100644
--- a/include/seqan3/core/concept/all.hpp
+++ b/include/seqan3/core/concept/all.hpp
@@ -13,7 +13,7 @@
 #pragma once
 
 #include <seqan3/core/concept/cereal.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/tuple/concept.hpp>
 
 /*!\defgroup core_concept Concept
diff --git a/include/seqan3/io/detail/misc_input.hpp b/include/seqan3/io/detail/misc_input.hpp
index c3a09cbcd2..667793e985 100644
--- a/include/seqan3/io/detail/misc_input.hpp
+++ b/include/seqan3/io/detail/misc_input.hpp
@@ -31,7 +31,7 @@
 #endif
 #include <seqan3/io/detail/magic_header.hpp>
 #include <seqan3/io/exception.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 namespace seqan3::detail
 {
diff --git a/include/seqan3/io/detail/misc_output.hpp b/include/seqan3/io/detail/misc_output.hpp
index 1610d65aeb..5a2e61731d 100644
--- a/include/seqan3/io/detail/misc_output.hpp
+++ b/include/seqan3/io/detail/misc_output.hpp
@@ -26,7 +26,7 @@
     #include <seqan3/contrib/stream/gz_ostream.hpp>
 #endif
 #include <seqan3/io/exception.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 namespace seqan3::detail
 {
diff --git a/include/seqan3/io/sam_file/sam_tag_dictionary.hpp b/include/seqan3/io/sam_file/sam_tag_dictionary.hpp
index 919dbeca75..f32744b707 100644
--- a/include/seqan3/io/sam_file/sam_tag_dictionary.hpp
+++ b/include/seqan3/io/sam_file/sam_tag_dictionary.hpp
@@ -18,7 +18,6 @@
 
 #include <seqan3/core/detail/template_inspection.hpp>
 #include <seqan3/utility/char_operations/predicate.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
 #include <seqan3/utility/container/small_string.hpp>
 
 namespace seqan3::detail
diff --git a/include/seqan3/search/configuration/max_error_common.hpp b/include/seqan3/search/configuration/max_error_common.hpp
index a705ae0756..8fb49a8784 100644
--- a/include/seqan3/search/configuration/max_error_common.hpp
+++ b/include/seqan3/search/configuration/max_error_common.hpp
@@ -16,7 +16,7 @@
 #include <concepts>
 
 #include <seqan3/core/detail/strong_type.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 namespace seqan3::search_cfg
 {
diff --git a/include/seqan3/utility/char_operations/transform.hpp b/include/seqan3/utility/char_operations/transform.hpp
index 013e920029..ca2cb0a6aa 100644
--- a/include/seqan3/utility/char_operations/transform.hpp
+++ b/include/seqan3/utility/char_operations/transform.hpp
@@ -14,7 +14,7 @@
 
 #include <array>
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/detail/integer_traits.hpp>
 
 namespace seqan3::detail
diff --git a/include/seqan3/utility/simd/views/iota_simd.hpp b/include/seqan3/utility/simd/views/iota_simd.hpp
index 4ba261a44a..4b5fe1940c 100644
--- a/include/seqan3/utility/simd/views/iota_simd.hpp
+++ b/include/seqan3/utility/simd/views/iota_simd.hpp
@@ -14,7 +14,7 @@
 
 #include <seqan3/std/ranges>
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 #include <seqan3/utility/simd/algorithm.hpp>
 #include <seqan3/utility/simd/concept.hpp>
 #include <seqan3/utility/simd/simd_traits.hpp>
diff --git a/include/seqan3/utility/views/convert.hpp b/include/seqan3/utility/views/convert.hpp
index 6406cc2aab..1c8a74bb1e 100644
--- a/include/seqan3/utility/views/convert.hpp
+++ b/include/seqan3/utility/views/convert.hpp
@@ -15,7 +15,7 @@
 #include <concepts>
 #include <seqan3/std/ranges>
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 namespace seqan3::views
 {
diff --git a/test/snippet/alphabet/nucleotide/@target_alphabet@_implicit_conversion_from_@source_alphabet@_inherit.cpp.in b/test/snippet/alphabet/nucleotide/@target_alphabet@_implicit_conversion_from_@source_alphabet@_inherit.cpp.in
index e4148bc234..92fd6cac48 100644
--- a/test/snippet/alphabet/nucleotide/@target_alphabet@_implicit_conversion_from_@source_alphabet@_inherit.cpp.in
+++ b/test/snippet/alphabet/nucleotide/@target_alphabet@_implicit_conversion_from_@source_alphabet@_inherit.cpp.in
@@ -21,7 +21,7 @@ int main()
 }
 //![main]
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 static_assert(seqan3::implicitly_convertible_to<seqan3::${source_alphabet}, seqan3::${target_alphabet}>);
 static_assert(!seqan3::implicitly_convertible_to<seqan3::${source_alphabet}, my_${target_alphabet}>);
diff --git a/test/snippet/alphabet/nucleotide/dna15_implicit_conversion_from_rna15_inherit.cpp b/test/snippet/alphabet/nucleotide/dna15_implicit_conversion_from_rna15_inherit.cpp
index b825cf4386..342358e629 100644
--- a/test/snippet/alphabet/nucleotide/dna15_implicit_conversion_from_rna15_inherit.cpp
+++ b/test/snippet/alphabet/nucleotide/dna15_implicit_conversion_from_rna15_inherit.cpp
@@ -21,7 +21,7 @@ int main()
 }
 //![main]
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 static_assert(seqan3::implicitly_convertible_to<seqan3::rna15, seqan3::dna15>);
 static_assert(!seqan3::implicitly_convertible_to<seqan3::rna15, my_dna15>);
diff --git a/test/snippet/alphabet/nucleotide/dna4_implicit_conversion_from_rna4_inherit.cpp b/test/snippet/alphabet/nucleotide/dna4_implicit_conversion_from_rna4_inherit.cpp
index 0ee801814f..b2bc4af6f0 100644
--- a/test/snippet/alphabet/nucleotide/dna4_implicit_conversion_from_rna4_inherit.cpp
+++ b/test/snippet/alphabet/nucleotide/dna4_implicit_conversion_from_rna4_inherit.cpp
@@ -21,7 +21,7 @@ int main()
 }
 //![main]
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 static_assert(seqan3::implicitly_convertible_to<seqan3::rna4, seqan3::dna4>);
 static_assert(!seqan3::implicitly_convertible_to<seqan3::rna4, my_dna4>);
diff --git a/test/snippet/alphabet/nucleotide/dna5_implicit_conversion_from_rna5_inherit.cpp b/test/snippet/alphabet/nucleotide/dna5_implicit_conversion_from_rna5_inherit.cpp
index 23aa292185..6c5f3c68aa 100644
--- a/test/snippet/alphabet/nucleotide/dna5_implicit_conversion_from_rna5_inherit.cpp
+++ b/test/snippet/alphabet/nucleotide/dna5_implicit_conversion_from_rna5_inherit.cpp
@@ -21,7 +21,7 @@ int main()
 }
 //![main]
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 static_assert(seqan3::implicitly_convertible_to<seqan3::rna5, seqan3::dna5>);
 static_assert(!seqan3::implicitly_convertible_to<seqan3::rna5, my_dna5>);
diff --git a/test/snippet/alphabet/nucleotide/rna15_implicit_conversion_from_dna15_inherit.cpp b/test/snippet/alphabet/nucleotide/rna15_implicit_conversion_from_dna15_inherit.cpp
index d1d8bf23cc..9267fb292c 100644
--- a/test/snippet/alphabet/nucleotide/rna15_implicit_conversion_from_dna15_inherit.cpp
+++ b/test/snippet/alphabet/nucleotide/rna15_implicit_conversion_from_dna15_inherit.cpp
@@ -21,7 +21,7 @@ int main()
 }
 //![main]
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 static_assert(seqan3::implicitly_convertible_to<seqan3::dna15, seqan3::rna15>);
 static_assert(!seqan3::implicitly_convertible_to<seqan3::dna15, my_rna15>);
diff --git a/test/snippet/alphabet/nucleotide/rna4_implicit_conversion_from_dna4_inherit.cpp b/test/snippet/alphabet/nucleotide/rna4_implicit_conversion_from_dna4_inherit.cpp
index 2a5ccd0454..aca2dfb162 100644
--- a/test/snippet/alphabet/nucleotide/rna4_implicit_conversion_from_dna4_inherit.cpp
+++ b/test/snippet/alphabet/nucleotide/rna4_implicit_conversion_from_dna4_inherit.cpp
@@ -21,7 +21,7 @@ int main()
 }
 //![main]
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 static_assert(seqan3::implicitly_convertible_to<seqan3::dna4, seqan3::rna4>);
 static_assert(!seqan3::implicitly_convertible_to<seqan3::dna4, my_rna4>);
diff --git a/test/snippet/alphabet/nucleotide/rna5_implicit_conversion_from_dna5_inherit.cpp b/test/snippet/alphabet/nucleotide/rna5_implicit_conversion_from_dna5_inherit.cpp
index 6f3d6e2dfd..fc8e901f42 100644
--- a/test/snippet/alphabet/nucleotide/rna5_implicit_conversion_from_dna5_inherit.cpp
+++ b/test/snippet/alphabet/nucleotide/rna5_implicit_conversion_from_dna5_inherit.cpp
@@ -21,7 +21,7 @@ int main()
 }
 //![main]
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 static_assert(seqan3::implicitly_convertible_to<seqan3::dna5, seqan3::rna5>);
 static_assert(!seqan3::implicitly_convertible_to<seqan3::dna5, my_rna5>);
diff --git a/test/unit/alphabet/semi_alphabet_test_template.hpp b/test/unit/alphabet/semi_alphabet_test_template.hpp
index 52dea639b9..245026df3c 100644
--- a/test/unit/alphabet/semi_alphabet_test_template.hpp
+++ b/test/unit/alphabet/semi_alphabet_test_template.hpp
@@ -11,7 +11,7 @@
 #include <seqan3/alphabet/detail/debug_stream_alphabet.hpp>
 #include <seqan3/alphabet/exception.hpp>
 #include <seqan3/test/pretty_printing.hpp>
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 template <typename T>
 using semi_alphabet_test = ::testing::Test;
diff --git a/test/unit/std/concept/object_test.cpp b/test/unit/std/concept/object_test.cpp
index 33ba68ff15..675801aa58 100644
--- a/test/unit/std/concept/object_test.cpp
+++ b/test/unit/std/concept/object_test.cpp
@@ -10,7 +10,7 @@
 #include <concepts>
 #include <random>
 
-#include <seqan3/utility/concept/exposition_only/core_language.hpp>
+#include <seqan3/utility/concept.hpp>
 
 #include "auxiliary.hpp"