Task: SWRL-based Rule Reasoning (ontology: Earth_Environment/GeoCoreOntology)

Suppose an individual ?x satisfies: earth material(?x). Which composite conclusion is inferred?

A. geological age(?y) ∧ has age(?x, ?y)
B. has age(?x, ?y) ∧ process(?y)
C. geological age(?y) ∧ inheres in(?x, ?y)
D. geological boundary(?y) ∧ has age(?x, ?y)

Answer: geological age(?y) ∧ has age(?x, ?y)