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

Suppose an individual ?x satisfies: nalidixic acid(?x). Which conclusion is one valid inferred conclusion?

A. Chaetominedione(?x)
B. Hydroxynalidixic acid(?x)
C. 1,8-naphthyridine derivative(?x)
D. 2-ethyl-4-[(4-ethylphenyl)methylidene]-1,3-dihydrobenzo[b][1,6]naphthyridine-10-carboxylic acid(?x)

Answer: 1,8-naphthyridine derivative(?x)