• https://www.wikidata.org/w/index.php?title=Special%3APrefixIndex&prefix=Hofoen&namespace=2

• Swiss Timber Bridges LV03(CH1903) / EPSG 21781: https://podcast.paravan.ch/gc-tools/in-schweizer-koordinaten-umrechnen/

• User:Hofoen/common.js
• Help:Gadget_Coding
• Wikidata:Tools/User_scripts
• Wikidata:Tools/Gadgets
• https://en.wikipedia.org/wiki/Wikipedia:User_scripts/Guide
• https://en.wikipedia.org/wiki/Wikipedia:User_scripts/Techniques

• https://bldrwnsch.toolforge.org/#map=14.504231105407396/9.7647/52.2650
• https://wikitools.toolforge.org/listcoord.php?page=Liste_der_Baudenkmale_in_Pattensen&imagecheck&lang=de
• https://de.wikipedia.org/wiki/Benutzer:DB111/Tools#WikiMap

• https://test.wikidata.org/wiki/Wikidata:Main_Page

• Wikidata:WikiProject_Source_MetaData

• https://en.wikibooks.org/wiki/SPARQL/Expressions_and_Functions
• https://heardlibrary.github.io/digital-scholarship/lod/wikibase/
• https://www.mediawiki.org/wiki/Wikibase/Indexing/RDF_Dump_Format/Proposal

The following query uses these:

• Items: Hanover Hbf–Würzburg Hbf high-speed railway (Q819045)   

• Properties: connecting line (P81)   , crosses (P177)   , carries (P2505)   

  SELECT ?subject ?subjectLabel ?pedicateLabel ?p ?pLabel ?pedicate 
  WHERE
  {
    ?subject ?p wd:Q819045.
  
    # if you need wd + wdt
    # VALUES ?p { wdt:P81 wdt:P177 wdt:P2505 }.
    # ?pedicate wikibase:directClaim ?p.
  
    # if you need wds + ps
    VALUES ?p { ps:P81 ps:P177 ps:P2505 }.
    ?pedicate wikibase:statementProperty ?p. 
    
    SERVICE wikibase:label { bd:serviceParam wikibase:language "de". }
  }
  ORDER BY ?subject
  

The following query uses these:

• Items: Twin Peaks (Q2085)   , Dale Cooper (Q2629231)   

  SELECT * WHERE {
    ?property1 wikibase:claim ?p1 .
    ?property1 wikibase:statementProperty ?ps1 .
    ?property1 wikibase:qualifier ?pq1 .
    ?property1 a wikibase:Property .
    #
    ?property2 wikibase:claim ?p2 .
    ?property2 wikibase:qualifier ?pq2 .
    ?property2 a wikibase:Property .
    #
    #wd:Q2085 ?p1 ?_p1 .
    #?_p1 ?ps1 ?_ps1 .
    #?_p1 ?pq2 ?_pq2 .
    #
    ?subject ?p1 ?_p1 .
    ?_p1 ?ps1 ?_ps1 .
    ?_p1 ?pq2 wd:Q2629231 .
  }
  

qualifers "image" (or user P180 "depicts")

The following query uses these:

• Items: taxon (Q16521)   , species (Q7432)   

• Properties: instance of (P31)   , taxon rank (P105)   , image (P18)   

  SELECT ?item ?itemLabel ?typeLabel ?property1Label ?property2Label ?_pq2 WHERE {
    ?item wdt:P31 wd:Q16521 .
    #?item wdt:P105 wd:Q7432 .
    
    ?property1 wikibase:claim ?p1 .
    #?property1 wikibase:statementProperty ?ps1 .
    #?property1 wikibase:qualifier ?pq1 .
    ?property1 a wikibase:Property .
  
    #?property2 wikibase:claim ?p2 .
    ?property2 wikibase:qualifier ?pq2 .
    ?property2 a wikibase:Property .  
  
    ?item wdt:P31 ?type .
    ?item ?p1 ?_p1 .
    #?_p1 ?ps1 ?_ps1 .
    ?_p1 ?pq2 ?_pq2 .
    ?_p1 pq:P18 ?_pq2 .
    
    SERVICE wikibase:label {bd:serviceParam wikibase:language "en".}
  }
  LIMIT 100