diff --git a/rust/ql/.generated.list b/rust/ql/.generated.list
index 536570fa6be7..c181fcb29196 100644
--- a/rust/ql/.generated.list
+++ b/rust/ql/.generated.list
@@ -35,7 +35,7 @@ lib/codeql/rust/elements/DbFile.qll 056d363e1ba5ec08cacb2e90b8a7a3b47f52ded5dc22
 lib/codeql/rust/elements/DbFileConstructor.qll ea93dc49b23b1c6d800ab9d0b9cacfa9dc661bfdb04b9e6efcad2bdb050fb0ab f7a891b1786604eee57a784733555b677e2580770d51d18073b59e7ca65df1d4
 lib/codeql/rust/elements/DbLocation.qll 1f694594e8e4ab65a8781cd443ad4f864447ca88e2cb65504aee5a779393c84d 003ec72275406eb8f5ddd6ccc2b258fb7c906d4bb2c0ef1ba235f291624321ca
 lib/codeql/rust/elements/DbLocationConstructor.qll 8848abace985818a5d3a6eddfc4cb200795970146d282b037b4f22ae6230b894 44dba880e17bb1072fa12451ccaae4830fd04dcc61f7403d35510309fde6906e
-lib/codeql/rust/elements/Declaration.qll d4ec5c83728f1837243caf2f27d06fd05ecdd2ca440112accff99bfd37b45e5f c1cd9b297be8b69207e75d24b29949b9f71c78406ee0ffd38d0b0810288d6140
+lib/codeql/rust/elements/Declaration.qll a902e494e43c13dafb0527a259c7244fca32cf38464d6892143d3a6856683df2 764d0db5928d4243f6c98bbc2cb9268dfad3f489a3e5382d533ddfee153b8685
 lib/codeql/rust/elements/ElementListExpr.qll 64356a9bf66f0f316da659fe8046828445804dcf5ae6b19e52232aaea8744885 0822b1430e5c811e74e092cd19001dca783e8d26df140c5366cce61692eaeb2c
 lib/codeql/rust/elements/ElementListExprConstructor.qll 12b06597e0700cd0eac70e42cbdc1a2d410e0ffcd05c21a213812a488b5b236b 7adb2e442f1bc362c44824aaba0ab4a7fb4a4bc550a3c96f963dc03bed582d39
 lib/codeql/rust/elements/Expr.qll e1932febe46ca4f1b2d0caa1f1e8b14e84904fc1b1b663a54511d8ab34d40a59 d820fbd85b938121f33da27827979dd6fd83a8331315581af5922ace13807a47
@@ -124,8 +124,8 @@ lib/codeql/rust/elements/Type.qll eac066a4d80006795d420d7000c69389eebe8fe8bfeaaa
 lib/codeql/rust/elements/TypeConstructor.qll 10d8f9157d864e1035a1773d8a8355e3b8671b1605377b7a8427ea8625fbba6c 02a2cd28ef2379de6fb70f5e68bbb5ceaf815defea15ed990cec46bb70efdadf
 lib/codeql/rust/elements/UnderscoreExpr.qll bf4c0bf76fa15b041f7ecbd492a499088bef2024b49dbdfa57232e84e72c3067 462380bac5f772c1986146d32b70deabc9f03581675f6e79f7b7f747acfb0bd5
 lib/codeql/rust/elements/UnderscoreExprConstructor.qll ea9f93fa6529ec4e5bf5c4a98959b2e013e83fce4a74ebfc476b10bce2b331b2 bc36b62fd4fec6fb388d82e2af2aafe0099138d54b7672be81e84fc511fdcc8f
-lib/codeql/rust/elements/Unimplemented.qll 60387a9def0ea3cb9534311ace088106800af0acb89883c5bc9b26d8d8d61718 9d869f83e73915bbeb5af27ea30b69f20c344cd7d7f253cb7dab74de20baa0a6
-lib/codeql/rust/elements/UnimplementedDeclaration.qll 4d55b4530ea3dfc38fb41dbfd3907db992ab893407b02a387719921d3ddc990e cb86a99f7a6b21a2b10f61f8c28b97ecf1b71269a3aee652396ea68cf6c806d3
+lib/codeql/rust/elements/Unimplemented.qll 8736c0b7ab0a5b558b47cffe579c0e56016de10017235502bbe18a6d81510a8e cdb6135c0065938892fb32020a7041eed103d97c3335cdc1bf837046f80bd8d3
+lib/codeql/rust/elements/UnimplementedDeclaration.qll ec261842f0257b4f512a92911408110e9e48f975a2bf0a56524a57a5c8e694b8 6682484339cb3b9b08f15949b37ee380ab6a15e96517be21cface664a9c1d9d5
 lib/codeql/rust/elements/UnimplementedDeclarationConstructor.qll 44f4590db81e7504de0ede43eb2a33a54baa0738732e03a90721187a1cd303f3 11f27d8a9836b78d9ffac79efa3441fbfcb1dfdc1eb028d2016a1769b8a82ad5
 lib/codeql/rust/elements/UnsafeBlockExpr.qll ea7fc05c8f25b99205c098590329465ff9db9293b7d72cc41054b6c4e28ecb00 d617e6873b62ca2871ed87ca2435904da51cbdba42d46a2d160440b11f14dbbb
 lib/codeql/rust/elements/UnsafeBlockExprConstructor.qll a089d89cb8f9542b3ee94c8eb7ca9ce0ced08c954802b26826f6aff12f8705dd d3919a40e13d97c48b19df647851f120b667300864d3a2178b1b01236c2dcbd4
@@ -156,7 +156,7 @@ lib/codeql/rust/generated/ConstExpr.qll 7bd3d75822259d2ac61bf3bab6a233948617fa09
 lib/codeql/rust/generated/ContinueExpr.qll 452fc59b28ae46d00c6b42dc4b51bd5e65bc92859e769626a6f5b29ff2ec795d 4d7042814fb8f214bf982ad9771ca1a19bbb2a966ec20771478d50927cf1993f
 lib/codeql/rust/generated/DbFile.qll 4dbf1931124291e0d6a958ae882f8aeef006642f72adc7ff86cffd3a4e9a970a 4dbf1931124291e0d6a958ae882f8aeef006642f72adc7ff86cffd3a4e9a970a
 lib/codeql/rust/generated/DbLocation.qll 735d9351b5eb46a3231b528600dddec3a4122c18c210d4d632a8d4ceaf7f02e9 735d9351b5eb46a3231b528600dddec3a4122c18c210d4d632a8d4ceaf7f02e9
-lib/codeql/rust/generated/Declaration.qll bbf5ba3792797a829b0032c41fa99d22c26e4277d655099912cdbafb80f0c8cd c4666a71099b21ad5cd83ef6f991ba18f9bef03b3ffbcedfa10aec081d6501d5
+lib/codeql/rust/generated/Declaration.qll fd2401b9683a587cf1361039468c9e74666dce6c98443da63b1defea8e4e14de f1e72b51d4a411c5a74e0a78a34727dff8d20035e7d87bb1ef8657a18c9b262f
 lib/codeql/rust/generated/Element.qll 21567fa7348dccdf69dd34e73cb6de7cc9c7e0f3f7bb419a1abd787f7dc851a1 21567fa7348dccdf69dd34e73cb6de7cc9c7e0f3f7bb419a1abd787f7dc851a1
 lib/codeql/rust/generated/ElementListExpr.qll fd3a6fb638a38382a356b807acbbcb0bffb70fe75b827e7b46195b060a4b53d0 24da1239e70a7d95531784260af6867c62dca271246ae2c740d03231c329371d
 lib/codeql/rust/generated/Expr.qll 91b1744d6b07e8549b94d19832dac9e18b70f54990b328b1872b8c73be202417 ed71e6d24ab3f0dc687bfb8a665552c05f848ce52d8e338899c1cb48783a778a
@@ -194,7 +194,7 @@ lib/codeql/rust/generated/PrefixExpr.qll a3f6cc62e5a12acd253ea59cb6957fb7157aa70
 lib/codeql/rust/generated/PureSynthConstructors.qll 5eb1fc4f6a04172c34ae31e4931e4bf1f8b72fbe414c5f644731a45372d13573 5eb1fc4f6a04172c34ae31e4931e4bf1f8b72fbe414c5f644731a45372d13573
 lib/codeql/rust/generated/RangeExpr.qll 1678fa524166552a36d73cad9d34213309b1989c1e427bc990b5c11a12588ce5 beb90978cea26a2ec9d3e8cc7b0b6a728ae952212ada5d6ad19319120f3218a8
 lib/codeql/rust/generated/RangePat.qll 2e96aece5ff2300659c2729c7037f7334790456d86160dc1e16ae99545c6ed0d eae4f95f9eaacbc2319ee67556dcc164527d82a6eaa5af59f6efce9caf3cba3b
-lib/codeql/rust/generated/Raw.qll c2926037fbd92b2ca637f71b91f05c48414a0e23822b324d33b74872eb28f9d1 94f35bd2248809cb3489aa7950a3e6bf5f0a0f26f4d91aa623b0589c67c9a2f8
+lib/codeql/rust/generated/Raw.qll 47db9ce20eece07992d6ffb61c38b1d57eca72c0e88b6d69f38a79d60aeb1787 ab32e25162b7338246b920c50318e961ba62bdb71b9680ecd6f6eaa21e460205
 lib/codeql/rust/generated/RecordExpr.qll bdafc10cde139617b67cb46bb205f99bc3fc0b9fd8634d304b81b524b9592aa8 2826c453c72416237467b08cf9ad9421b03203a8593420146dad8e1e71711b8a
 lib/codeql/rust/generated/RecordExprField.qll eb06236fbdb856169dfe50ae1ebf59384222de6670ca91c34eed647823dda4ce 750bc7ab1e156db3927d6dd206e9d2c9388519425c0e8665afd322a6594aa5e2
 lib/codeql/rust/generated/RecordPat.qll 20b62cfd4ee4e911ad4a2b8e5762da2abb7ff0c1d7f21cc6f72b1ebcbebbcd42 c0502e6bfc637058524cf7369c63396ca5440c58e5e91600fecd35ca5299d86c
@@ -212,8 +212,8 @@ lib/codeql/rust/generated/TuplePat.qll a1b22c20ca02497e9be8c6edaeaff214a669ecb0d
 lib/codeql/rust/generated/TupleStructPat.qll 089563349c9866f5703e9d306ba2a475d7d4002e7236dbbf2feeb89290b4d24c a77842d7262a7d19b175f239d1ee6550b3b66a4efe903c5112bb82c0abd7b05d
 lib/codeql/rust/generated/Type.qll abe5ef4f20ca98dfc300fdae2ecbf37faf70381feab4e2df4f2b39b193a4cc5f abe5ef4f20ca98dfc300fdae2ecbf37faf70381feab4e2df4f2b39b193a4cc5f
 lib/codeql/rust/generated/UnderscoreExpr.qll 964b77ddae265ad51fd03fcb7ef008fcb34eb5ea1a7ac0cd06ed84c1922fc07f 964b77ddae265ad51fd03fcb7ef008fcb34eb5ea1a7ac0cd06ed84c1922fc07f
-lib/codeql/rust/generated/Unimplemented.qll 0bebbf22b5a6484077ceacdd4d11a14665b95cc9e68b859f2d8218290842d1ad addecc8027e14ebbcb2eff4d038c16aa1f33f100e17ffaecd5de36b9a4c719a8
-lib/codeql/rust/generated/UnimplementedDeclaration.qll ab05ff0a0fde6535e89ccb9cf197d97d722773f08bee5c0c742abeda956829d7 067be19ce1a963e59635e08f9eb7a3a7284874f45c651bdb1fe36509b5567912
+lib/codeql/rust/generated/Unimplemented.qll bcf63c2be3e0f7b88704a76ed182616101cd4b317f539ef5a65e5a4b87fb6b39 0e3e0ba85e03f327334b752c1dd1aa82b71bf1601725fcc071d93a29e40e1188
+lib/codeql/rust/generated/UnimplementedDeclaration.qll a6eb4e61be018288304be010e063b68039a97f2cfe19e7049d3d54c65c88e9ab 662da5c38f5907d1f0f9990caca2114bf5e3b179591104dde777ae67262815df
 lib/codeql/rust/generated/UnknownFile.qll ec9d1a3f15ecbf1743d4e39cb3b2f217aa9b54951c93302c2c4c238c3f0ce595 ec9d1a3f15ecbf1743d4e39cb3b2f217aa9b54951c93302c2c4c238c3f0ce595
 lib/codeql/rust/generated/UnknownLocation.qll a19e2838c52d702d268ae530f3dbd6fcd8bb28a237a52636a960f225454103cf a19e2838c52d702d268ae530f3dbd6fcd8bb28a237a52636a960f225454103cf
 lib/codeql/rust/generated/UnsafeBlockExpr.qll 52edde0daa57fea065f06537db05b5d442c63b3fa8777bf55ef2b2106c228ee9 52edde0daa57fea065f06537db05b5d442c63b3fa8777bf55ef2b2106c228ee9
diff --git a/rust/ql/lib/codeql/rust/elements/Declaration.qll b/rust/ql/lib/codeql/rust/elements/Declaration.qll
index b4e0971d591e..c6a4ecb8e8b3 100644
--- a/rust/ql/lib/codeql/rust/elements/Declaration.qll
+++ b/rust/ql/lib/codeql/rust/elements/Declaration.qll
@@ -5,4 +5,7 @@
 
 private import codeql.rust.generated.Declaration
 
+/**
+ * The base class for declarations.
+ */
 class Declaration extends Generated::Declaration { }
diff --git a/rust/ql/lib/codeql/rust/elements/Unimplemented.qll b/rust/ql/lib/codeql/rust/elements/Unimplemented.qll
index 272d9538a9c5..7bd4fed7e27a 100644
--- a/rust/ql/lib/codeql/rust/elements/Unimplemented.qll
+++ b/rust/ql/lib/codeql/rust/elements/Unimplemented.qll
@@ -5,4 +5,7 @@
 
 private import codeql.rust.generated.Unimplemented
 
+/**
+ * The base class for unimplemented nodes. This is used to mark nodes that are not yet extracted.
+ */
 class Unimplemented extends Generated::Unimplemented { }
diff --git a/rust/ql/lib/codeql/rust/elements/UnimplementedDeclaration.qll b/rust/ql/lib/codeql/rust/elements/UnimplementedDeclaration.qll
index 5d998f6a3ebf..4f4d309bbd5f 100644
--- a/rust/ql/lib/codeql/rust/elements/UnimplementedDeclaration.qll
+++ b/rust/ql/lib/codeql/rust/elements/UnimplementedDeclaration.qll
@@ -5,4 +5,7 @@
 
 private import codeql.rust.generated.UnimplementedDeclaration
 
+/**
+ * A declaration that is not yet extracted.
+ */
 class UnimplementedDeclaration extends Generated::UnimplementedDeclaration { }
diff --git a/rust/ql/lib/codeql/rust/generated/Declaration.qll b/rust/ql/lib/codeql/rust/generated/Declaration.qll
index 0cc2a30f178b..1b6a78cf8c04 100644
--- a/rust/ql/lib/codeql/rust/generated/Declaration.qll
+++ b/rust/ql/lib/codeql/rust/generated/Declaration.qll
@@ -14,6 +14,7 @@ import codeql.rust.elements.AstNode
  */
 module Generated {
   /**
+   * The base class for declarations.
    * INTERNAL: Do not reference the `Generated::Declaration` class directly.
    * Use the subclass `Declaration`, where the following predicates are available.
    */
diff --git a/rust/ql/lib/codeql/rust/generated/Raw.qll b/rust/ql/lib/codeql/rust/generated/Raw.qll
index d29c56e26ec8..c6a232c24480 100644
--- a/rust/ql/lib/codeql/rust/generated/Raw.qll
+++ b/rust/ql/lib/codeql/rust/generated/Raw.qll
@@ -62,6 +62,7 @@ module Raw {
 
   /**
    * INTERNAL: Do not use.
+   * The base class for unimplemented nodes. This is used to mark nodes that are not yet extracted.
    */
   class Unimplemented extends @unimplemented, Element { }
 
@@ -86,6 +87,7 @@ module Raw {
 
   /**
    * INTERNAL: Do not use.
+   * The base class for declarations.
    */
   class Declaration extends @declaration, AstNode { }
 
@@ -1415,6 +1417,7 @@ module Raw {
 
   /**
    * INTERNAL: Do not use.
+   * A declaration that is not yet extracted.
    */
   class UnimplementedDeclaration extends @unimplemented_declaration, Declaration, Unimplemented {
     override string toString() { result = "UnimplementedDeclaration" }
diff --git a/rust/ql/lib/codeql/rust/generated/Unimplemented.qll b/rust/ql/lib/codeql/rust/generated/Unimplemented.qll
index 4c5d75c58bab..03c367cbcd5b 100644
--- a/rust/ql/lib/codeql/rust/generated/Unimplemented.qll
+++ b/rust/ql/lib/codeql/rust/generated/Unimplemented.qll
@@ -14,6 +14,7 @@ import codeql.rust.elements.Element
  */
 module Generated {
   /**
+   * The base class for unimplemented nodes. This is used to mark nodes that are not yet extracted.
    * INTERNAL: Do not reference the `Generated::Unimplemented` class directly.
    * Use the subclass `Unimplemented`, where the following predicates are available.
    */
diff --git a/rust/ql/lib/codeql/rust/generated/UnimplementedDeclaration.qll b/rust/ql/lib/codeql/rust/generated/UnimplementedDeclaration.qll
index 5af969e12a80..31b2301830d7 100644
--- a/rust/ql/lib/codeql/rust/generated/UnimplementedDeclaration.qll
+++ b/rust/ql/lib/codeql/rust/generated/UnimplementedDeclaration.qll
@@ -15,6 +15,7 @@ import codeql.rust.elements.Unimplemented
  */
 module Generated {
   /**
+   * A declaration that is not yet extracted.
    * INTERNAL: Do not reference the `Generated::UnimplementedDeclaration` class directly.
    * Use the subclass `UnimplementedDeclaration`, where the following predicates are available.
    */
diff --git a/rust/schema.py b/rust/schema.py
index 53fa088b0db1..598786d10e9c 100644
--- a/rust/schema.py
+++ b/rust/schema.py
@@ -64,15 +64,24 @@ class AstNode(Locatable):
 
 @qltest.skip
 class Unimplemented(Element):
+    """
+    The base class for unimplemented nodes. This is used to mark nodes that are not yet extracted.
+    """
     pass
 
 
 class Declaration(AstNode):
+    """
+    The base class for declarations.
+    """
     pass
 
 
 @qltest.skip
 class UnimplementedDeclaration(Declaration, Unimplemented):
+    """
+    A declaration that is not yet extracted.
+    """
     pass