Question: What is the character role of Jeff Daniels (the one that is an ethnic group of White American) in  Dumb and Dumber (the one whose release region is Poland)?
Choices:
Niles Crane
Cherie Currie
Sam Seaborn
Shan Yu
Jimmy Darmody
Mr. Smee
Harry Dunne
Medusa
Eleanor of Aquitaine
Bill Yoast
Answer: Harry Dunne
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Dumb and Dumber" . ?e_1 <film_release_region> ?e_3 . ?e_3 <pred:name> "Poland" . ?e_2 <pred:name> "Jeff Daniels" . ?e_2 <ethnic_group> ?e_4 . ?e_4 <pred:name> "White American" . ?e_1 <cast_member> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <cast_member> ; <pred:fact_t> ?e_2 ] <character_role> ?qpv .  }
Program:
function: Find
inputs: Poland
function: Relate
dependencies: 0
inputs: film release region
backward
function: Find
inputs: Dumb and Dumber
function: And
dependencies: 1
2
function: Find
inputs: White American
function: Relate
dependencies: 4
inputs: ethnic group
backward
function: Find
inputs: Jeff Daniels
function: And
dependencies: 5
6
function: QueryRelationQualifier
dependencies: 3
7
inputs: cast member
character role