Question: How is Mark Twain starring Cynthia Nixon related to Ken Burns?
Choices: followed by
has dialect (DEPRECATED)
publisher
residence
honorific suffix
substitute/deputy/replacement of office/officeholder
director
located on astronomical location
had as last meal
editor
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "Mark Twain" . ?e_1 <cast_member> ?e_3 . ?e_3 <pred:name> "Cynthia Nixon" . ?e_2 <pred:name> "Ken Burns" . ?e_1 ?p ?e_2 .  }
Program:
function: Find
inputs: Cynthia Nixon
function: Relate
dependencies: 0
inputs: cast member
backward
function: Find
inputs: Mark Twain
function: And
dependencies: 1
2
function: Find
inputs: Ken Burns
function: QueryRelation
dependencies: 3
4
Answer: director