Table 2.

Evaluation of subclass accuracy in percentage. Evaluators were asked to rate expression accuracy with 0 (no and unsure) and 1 (yes). The individual levels of agreement and disagreement are shown for each evaluator.

	Agreed (yesa; %)	Disagreed (noa and unsure; %)
Evaluator 1	54	46
Evaluator 2	58	42
Evaluator 3	56	44
Evaluator 4	76	24

^aYes indicates the evaluator denoted a knowledge statement from the ontology was true, whereas, no indicates the evaluator assessed it to be false and unsure for if the statement was unknown to the evaluator to be true or false.