Task: SWRL-based Rule Reasoning (ontology: Food_Agriculture/Crop_Ontology)

Suppose an individual ?x satisfies: ColorR90 Obser per(?x). Which composite conclusion is inferred?

A. Number of fruit, 80-90 % of red color component(?y) ∧ variable of(?x, ?y)
B. Number of apples showing sign of pinpoint scab(?y) ∧ variable of(?x, ?y)
C. Number of fruit, 80-90 % of red color component(?y) ∧ scale of(?x, ?y)
D. Harvest date - field observation(?y) ∧ variable of(?x, ?y)

Answer: Number of fruit, 80-90 % of red color component(?y) ∧ variable of(?x, ?y)