Proposed Schema from TeesterThe following schema seems to satisfy all the criteria of the proposal. The model item passes. (Q5461048)sailing ballast with value (P642)of 1 qualifier has (Q5636358)displacement with value (P642)of 1 qualifier has (Q2446632)air draft or (Q244777)draft with value (P642)of 1 qualifier has (Q2376482)beam with value (P642)of 1 qualifier has (Q1817392)waterline length with value (P642)of 1 qualifier has (Q2358152)length overall with value (P642)of 1 qualifier has (Q16103215)boat type with value (P31)instance of 1 with: (P31)instance of has 1 or more with any value(P5869)model item 0 or more with any value(P516)powered by 0 or more with any value(P2079)fabrication method 0 or more with any value(P5962)sail emblem 0 or more with shape (P2067)mass 1 with shape (P2067)mass 1 with shape (P2043)length 1 with shape (P2043)length 1 with shape (P2049)width 1 with shape (P2048)height 1 with any value(P287)designed by 1 with any value(P176)manufacturer 1 with any value(P18)image 1 or more with shape (P279)subclass of 1 or more (Q106179098)sailboat class with value (P31)instance of 1 has Start at PREFIX pq: http://www.wikidata.org/prop/qualifier/ PREFIX ps: http://www.wikidata.org/prop/statement/ PREFIX p: http://www.wikidata.org/prop/ PREFIX wd: http://www.wikidata.org/entity/ PREFIX wdt: http://www.wikidata.org/prop/direct/ start = @ { # Defining properties wdt:P31 [wd:Q106179098]; wdt:P279 @ +; # Required properties wdt:P18 .+; wdt:P176 .; wdt:P287 .; p:P2048 @; p:P2049 @; p:P2043 @; p:P2043 @; p:P2067 @; p:P2067 @; # Optional properties wdt:P5962 .; wdt:P2079 .; wdt:P516 .; wdt:P5869 .; } EXTRA wdt:P31 { wdt:P31 [wd:Q16103215]; } { pq:P642 [wd:Q2358152]; } { pq:P642 [wd:Q1817392]; } { pq:P642 [wd:Q2376482]; } { pq:P642 [wd:Q244777 wd:Q2446632] } { pq:P642 [wd:Q5636358] } { pq:P642 [wd:Q5461048] } Translation Schema Text (you'll have to paste in the schema) using the following query for the model item: hereYou can test this schema
Proposed SchemaThe following schema seems to satisfy all the criteria of the proposal. The model item passes. (Q5461048)sailing ballast with value (P642)of 1 qualifier has (Q5636358)displacement with value (P642)of 1 qualifier has (Q2446632)air draft or (Q244777)draft with value (P642)of 1 qualifier has (Q2376482)beam with value (P642)of 1 qualifier has (Q1817392)waterline length with value (P642)of 1 qualifier has (Q2358152)length overall with value (P642)of 1 qualifier has (Q16103215)boat type with value (P31)instance of 1 with: (P31)instance of has 1 or more with any value(P5869)model item 0 or more with any value(P516)powered by 0 or more with any value(P2079)fabrication method 0 or more with any value(P5962)sail emblem 0 or more with shape (P2067)mass 1 with shape (P2067)mass 1 with shape (P2043)length 1 with shape (P2043)length 1 with shape (P2049)width 1 with shape (P2048)height 1 with any value(P287)designed by 1 with any value(P176)manufacturer 1 with any value(P18)image 1 or more with shape (P279)subclass of 1 or more (Q106179098)sailboat class with value (P31)instance of 1 has Start at PREFIX pq: http://www.wikidata.org/prop/qualifier/ PREFIX ps: http://www.wikidata.org/prop/statement/ PREFIX p: http://www.wikidata.org/prop/ PREFIX wd: http://www.wikidata.org/entity/ PREFIX wdt: http://www.wikidata.org/prop/direct/ start = @ { # Defining properties wdt:P31 [wd:Q106179098]; wdt:P279 @ +; # Required properties wdt:P18 .+; wdt:P176 .; wdt:P287 .; p:P2048 @; p:P2049 @; p:P2043 @; p:P2043 @; p:P2067 @; p:P2067 @; # Optional properties wdt:P5962 .; wdt:P2079 .; wdt:P516 .; wdt:P5869 .; } EXTRA wdt:P31 { wdt:P31 [wd:Q16103215]; } { pq:P642 [wd:Q2358152]; } { pq:P642 [wd:Q1817392]; } { pq:P642 [wd:Q2376482]; } { pq:P642 [wd:Q244777 wd:Q2446632] } { pq:P642 [wd:Q5636358] } { pq:P642 [wd:Q5461048] } Translation Schema Text (you'll have to paste in the schema) using the following query for the model item: hereYou can test this schema
Use at
https://query.wikidata.org/sparql
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT ?item WHERE { BIND(wd:Q97179551 as ?item)} LIMIT 1