Question: Who is the spouse of a person whose Munzinger IBA was  00000020781 on 1st January 1991 ?
Choices:
Max Fleischer
Dennis Quaid
Vincent D'Onofrio
David Byrne
Rahul Dev Burman
Penelope Wilton
William Henry Harrison
Sylvester Stallone
Meg Ryan
Ian Holm
Answer: Vincent D'Onofrio
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <spouse> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "human" . ?e_1 <Munzinger_IBA> ?pv . ?pv <pred:value> "00000020781" .  [ <pred:fact_h> ?e ; <pred:fact_r> <spouse> ; <pred:fact_t> ?e_1 ] <start_time> ?qpv . ?qpv <pred:date> "1991-01-01"^^xsd:date .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Munzinger IBA
00000020781
function: FilterConcept
dependencies: 1
inputs: human
function: Relate
dependencies: 2
inputs: spouse
backward
function: QFilterDate
dependencies: 3
inputs: start time
1991-01-01
=
function: FilterConcept
dependencies: 4
inputs: human
function: What
dependencies: 5