X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/a987f22cfb7343289ff4ea42d8cf6979636e9c00..4a8b78985bc0b20b67204633a776a8eb60eba02c:/docs/library/Input-Parameter-Types.md

diff --git a/docs/library/Input-Parameter-Types.md b/docs/library/Input-Parameter-Types.md
index dae560b2..9227dc32 100644
--- a/docs/library/Input-Parameter-Types.md
+++ b/docs/library/Input-Parameter-Types.md
@@ -7,8 +7,8 @@ in the query functions of the API object.
 
 The [details](NominatimAPI.md#nominatim.api.core.NominatimAPI.details) and
 [lookup](NominatimAPI.md#nominatim.api.core.NominatimAPI.lookup) functions
-require references to places in the database. Below are listed the possible
-types for place identification. All types are dataclasses.
+require references to places in the database. Below the possible
+types for place identification are listed. All types are dataclasses.
 
 ### PlaceID
 
@@ -49,8 +49,14 @@ types for place identification. All types are dataclasses.
 
 ## Layers
 
+Layers allow to restrict the search result to thematic groups. This is
+orthogonal to restriction by address ranks, which groups places by their
+geographic extent.
+
+
 ::: nominatim.api.DataLayer
     options:
         heading_level: 6
+        members_order: source