Question: What association football club has the German citizen Peter Berg as a member until 1980?
Choices: Kickers Offenbach
S.C. Braga
Preston North End F.C.
Stade Brestois 29
Roda JC Kerkrade
Zamalek SC
Brisbane Roar FC
Hibernian F.C.
C.F. Os Belenenses
Rochester Rhinos
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "association football club" . ?e_1 <member_of_sports_team> ?e . ?e_1 <pred:name> "Peter Berg" . ?e_1 <country_of_citizenship> ?e_2 . ?e_2 <pred:name> "Germany" .  [ <pred:fact_h> ?e_1 ; <pred:fact_r> <member_of_sports_team> ; <pred:fact_t> ?e ] <end_time> ?qpv . ?qpv <pred:year> 1980 .  }
Program:
function: Find
inputs: Germany
function: Relate
dependencies: 0
inputs: country of citizenship
backward
function: Find
inputs: Peter Berg
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: member of sports team
forward
function: QFilterYear
dependencies: 4
inputs: end time
1980
=
function: FilterConcept
dependencies: 5
inputs: association football club
function: What
dependencies: 6
Answer: Kickers Offenbach