Question: What is the relationship between Alexander (who died in the manner of natural causes) and House of Orange-Nassau?
Choices: located in time zone
legislative body
series spin-off
replaced by
general manager
political alignment
named after
family
language of work or name
honorific prefix
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "Alexander" . ?e_1 <manner_of_death> ?e_3 . ?e_3 <pred:name> "natural causes" . ?e_2 <pred:name> "House of Orange-Nassau" . ?e_1 ?p ?e_2 .  }
Program:
function: Find
inputs: natural causes
function: Relate
dependencies: 0
inputs: manner of death
backward
function: Find
inputs: Alexander
function: And
dependencies: 1
2
function: Find
inputs: House of Orange-Nassau
function: QueryRelation
dependencies: 3
4
Answer: family