Table 1:

Summary of number of CKCs stratified by search depth (d) and the number of concepts (n).

Ontology Search Depth	Number of Concepts inCKCs
	2	3	4	5	Total
1	5	896	844	139,024	140,769
2	5	676	822	136,456	137,959
3	5	676	822	136,456	137,959
4	5	676	804	133,816	135,601
5	5	145	351	8,656	9,157
6	0	3	57	3,063	3,063