What is {located in time zone} of {Piacenza} that is {valid in period} is {standard time} ?
Which area of Piacenza is in the standard time zone?
What part of Piacenza is in the standard time zone?
SELECT ?p WHERE { ?l property:valid_in_period resource:standard_time . ?l property:located_in_time_zone ?p . resource:Piacenza property:located_in_time_zone ?l }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q13329> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P421> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P1264> <http://wikidata.dbpedia.org/resource/Q1777301>
} 

SELECT ?obj WHERE { wd:Q13329 p:P421 ?s . ?s ps:P421 ?obj . ?s pq:P1264 wd:Q1777301 }