What is {member of sports team} of {Ian Rush} that is {start time} is {1980-1-1} ?
In 1980-1-1 Ian Rush Played for what team?
What is { sport team member } of { Ian Rush } that is { start time } is { 1980.1 - 1 }?
SELECT ?p WHERE { FILTER ( CONTAINS ( YEAR ( ?y ) , '1980' ) ) . ?u property:start_time ?y . ?u property:member_of_sports_team ?p . resource:Ian_Rush property:member_of_sports_team ?u }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q219354> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P54> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P580> <1980-1-1>
} 

SELECT ?obj WHERE { wd:Q219354 p:P54 ?s . ?s ps:P54 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1980')) }