Question: Which concept is said to be the same as Earth (and is terrain feature of Indian Ocean)?
Choices: 4th United States Congress
Holes
Palomar Observatory
Brookline
Le Monde's 100 Books of the Century
world
The Late Shift
Robert Young
24th Academy Awards
Jean Smart
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "concept" . ?e <said_to_be_the_same_as> ?e_1 . ?e_1 <pred:name> "Earth" . ?e_2 <located_on_terrain_feature> ?e_1 . ?e_2 <pred:name> "Indian Ocean" .   }
Program:
function: Find
inputs: Indian Ocean
function: Relate
dependencies: 0
inputs: located on terrain feature
forward
function: Find
inputs: Earth
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: said to be the same as
backward
function: FilterConcept
dependencies: 4
inputs: concept
function: What
dependencies: 5
Answer: world