Question: How many chemical elements are different from magnesium which are discovered at Solomon Islands?
Choices:
0
1
2
3
4
5
6
7
8
9
Program:
function: Find
inputs: magnesium
function: Relate
dependencies: 0
inputs: different from
backward
function: FilterConcept
dependencies: 1
inputs: chemical element
function: Find
inputs: Solomon Islands
function: Relate
dependencies: 3
inputs: location of discovery
backward
function: FilterConcept
dependencies: 4
inputs: chemical element
function: And
dependencies: 2
5
function: Count
dependencies: 6
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "chemical element" . ?e <different_from> ?e_1 . ?e_1 <pred:name> "magnesium" .  ?e <location_of_discovery> ?e_2 . ?e_2 <pred:name> "Solomon Islands" .  }
Answer: 0