What is <crystal habit> of <octahedron> ?
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Which is the crystal habit of octahedron?
SELECT DISTINCT ?u WHERE { ?u property:crystal_habit resource:octahedron }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject>  ?answer. ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P565> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q188884>. }
select distinct ?answer where { ?answer wdt:P565 wd:Q188884}
alum diamond