Add indication if a mapping cannot be chosen by a contributor

Docs/Layers/observation_tower.md

@@ -81,7 +81,7 @@ attribute | type | values which are supported by this layer
 [<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/website#values) [website](https://wiki.openstreetmap.org/wiki/Key:website) | [url](../SpecialInputElements.md#url) | 
 [<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/charge#values) [charge](https://wiki.openstreetmap.org/wiki/Key:charge) | [string](../SpecialInputElements.md#string) | [](https://wiki.openstreetmap.org/wiki/Tag:charge%3D)
 [<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/wheelchair#values) [wheelchair](https://wiki.openstreetmap.org/wiki/Key:wheelchair) | Multiple choice | [designated](https://wiki.openstreetmap.org/wiki/Tag:wheelchair%3Ddesignated) [yes](https://wiki.openstreetmap.org/wiki/Tag:wheelchair%3Dyes) [limited](https://wiki.openstreetmap.org/wiki/Tag:wheelchair%3Dlimited) [no](https://wiki.openstreetmap.org/wiki/Tag:wheelchair%3Dno)
-[<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/wikidata#values) [wikidata](https://wiki.openstreetmap.org/wiki/Key:wikidata) | [wikidata](../SpecialInputElements.md#wikidata) | [](https://wiki.openstreetmap.org/wiki/Tag:wikidata%3D)
+[<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/wikidata#values) [wikidata](https://wiki.openstreetmap.org/wiki/Key:wikidata) | [wikidata](../SpecialInputElements.md#wikidata) | 
 
 
 
@@ -145,7 +145,7 @@ This is rendered with `<a href='{website}' target='_blank'>{website}</a>`
 
 
 
-  - **<a href='{contact:website}' target='_blank'>{contact:website}</a>** corresponds with contact:website~^..*$
+  - **<a href='{contact:website}' target='_blank'>{contact:website}</a>** corresponds with contact:website~^..*$_This option cannot be chosen as answer_
 
 
 
@@ -176,8 +176,8 @@ The question is **Which methods of payment are accepted here?**
 
 
 
-  - **Cash is accepted here** corresponds with <a href='https://wiki.openstreetmap.org/wiki/Key:payment:cash' target='_blank'>payment:cash</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:payment:cash%3Dyes' target='_blank'>yes</a>
-  - **Payment cards are accepted here** corresponds with <a href='https://wiki.openstreetmap.org/wiki/Key:payment:cards' target='_blank'>payment:cards</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:payment:cards%3Dyes' target='_blank'>yes</a>
+  - **Cash is accepted here** corresponds with <a href='https://wiki.openstreetmap.org/wiki/Key:payment:cash' target='_blank'>payment:cash</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:payment:cash%3Dyes' target='_blank'>yes</a>Unselecting this answer will add <a href='https://wiki.openstreetmap.org/wiki/Key:payment:cash' target='_blank'>payment:cash</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:payment:cash%3Dno' target='_blank'>no</a>
+  - **Payment cards are accepted here** corresponds with <a href='https://wiki.openstreetmap.org/wiki/Key:payment:cards' target='_blank'>payment:cards</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:payment:cards%3Dyes' target='_blank'>yes</a>Unselecting this answer will add <a href='https://wiki.openstreetmap.org/wiki/Key:payment:cards' target='_blank'>payment:cards</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:payment:cards%3Dno' target='_blank'>no</a>
 
 
 
@@ -211,7 +211,7 @@ This is rendered with `{wikipedia():max-height:25rem}`
 
 
 
-  - **No Wikipedia page has been linked yet** corresponds with 
+  - **No Wikipedia page has been linked yet** corresponds with _This option cannot be chosen as answer_
  
 
 This document is autogenerated from assets/layers/observation_tower/observation_tower.json