What is the {land registration} for {commissioned by} of {William the Conqueror}
Tell me about the land registration commissioned by William the Conqueror.
 select distinct ?sbj where { ?sbj wdt:P88 wd:Q37594 . ?sbj wdt:P31 wd:Q672598 } 
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P88> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q37594> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q672598> } 
Tell me about William the Conqueror's land registration commission.