What is {date of birth} and {date of death} of {{Abigail Adams} has {child} as {Abigail Adams Smith}}
When was Abigail Adams Smith born and died.
When was Abigail Adams' daughter Abigail Adams Smith born and when did she die?
SELECT ?z ?r WHERE { resource:Abigail_Adams property:child ?o . ?o property:date_of_death ?r . ?o property:child resource:Abigail_Adams_Smith . ?o property:date_of_birth ?z }
select distinct ?value1 ?value2 where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q206191> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P40> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q4667661>. ?statement <http://www.wikidata.org/entity/P580> ?value1 . ?statement <http://www.wikidata.org/entity/P2842> ?value2 } 
SELECT ?value1 ?value2 WHERE { wd:Q206191 p:P40 ?s . ?s ps:P40 wd:Q4667661 . ?s pq:P569 ?value1 . ?s pq:P570 ?value2 }