Question: Why did  James Ivory (the one that has the occupation of astronomer receive the Copley Medal?
Choices:
For his important researches in geology, zoology, and botanical physiology.
For his theory of relativity and his contributions to the quantum theory.
For his outstanding contribution to theoretical physics and theoretical cosmology.
For his various Mathematical Contributions printed in the Philosophical Transactions.
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United States presidential election, 1792
For his inventions and mathematical researches in magnetism.
In recognition of his distinguished work in the development of the quantum theory of atomic structure.
On account of his curious Experiments and Observations on Electricity.
For his researches in radio activity & atomic structure
Answer: For his various Mathematical Contributions printed in the Philosophical Transactions.
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "James Ivory" . ?e_1 <occupation> ?e_3 . ?e_3 <pred:name> "astronomer" . ?e_2 <pred:name> "Copley Medal" . ?e_1 <award_received> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <award_received> ; <pred:fact_t> ?e_2 ] <award_rationale> ?qpv .  }
Program:
function: Find
inputs: astronomer
function: Relate
dependencies: 0
inputs: occupation
backward
function: Find
inputs: James Ivory
function: And
dependencies: 1
2
function: Find
inputs: Copley Medal
function: QueryRelationQualifier
dependencies: 3
4
inputs: award received
award rationale