Question: What is the elevation (above sea level) of Concord (the one that is the death place of Ralph Waldo Emerson) ?
Choices:
199 metre
158 metre
260 metre
43 metre
1590 metre
92 foot
992 metre
574 metre
667 metre
1655 metre
Program:
function: Find
inputs: Ralph Waldo Emerson
function: Relate
dependencies: 0
inputs: place of death
forward
function: Find
inputs: Concord
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: elevation above sea level
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Concord" . ?e_1 <place_of_death> ?e . ?e_1 <pred:name> "Ralph Waldo Emerson" .  ?e <elevation_above_sea_level> ?pv .  }
Answer: 43 metre