Task: SWRL-based Rule Reasoning (ontology: Sciences/Biology)

Suppose an individual ?x satisfies: organic group(?x). Which composite conclusion is inferred?

A. is conjugate acid of(?x, ?y) ∧ organic anionic group(?y)
B. organic anionic group(?y) ∧ posteriorly connected to(?x, ?y)
C. actinopterygian frontal bone(?y) ∧ is conjugate acid of(?x, ?y)
D. is conjugate acid of(?x, ?y) ∧ zone of polarizing activity of pelvic appendage(?y)

Answer: is conjugate acid of(?x, ?y) ∧ organic anionic group(?y)