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

Suppose an individual ?x satisfies: histologic grade according to the Fuhrman Nuclear Grading System(?x). Which conclusion is one valid inferred conclusion?

A. International Federation of Gynecology and Obstetrics ovarian cancer stage value specification(?x)
B. categorical value specification(?x)
C. pathologic lymph node stage for lung according to AJCC 7th edition(?x)
D. pathologic primary tumor stage for colon and rectum according to AJCC 7th edition(?x)

Answer: categorical value specification(?x)