occurrence	return
Object_occur-tag-1	Part_occur-tag-1
Object_occur-tag-2	Part_occur-tag-2
Object_occur-tag-3	Part_occur-tag-3
Object_occur-tag-4	Part_occur-tag-4
Object_occur-tag-5	Part_occur-tag-5
Object_occur-tag-6	Part_occur-tag-6
Object_occur-tag-7	Part_occur-tag-7
Object_occur-tag-8	Part_occur-tag-8
Part_occur-tag-5	Part_occur-tag-3
Part_occur-tag-6	Part_occur-tag-3
Part_occur-tag-7	Part_occur-tag-4
Part_occur-tag-8	Part_occur-tag-4