test
node1
BFO:0000020
specifically
dependent continuant
node1->node1
node2
PATO:0000001
quality
node1->node2
node3
PATO:0001236
process quality
node2->node3
node4
PATO:0002062
physical quality of a
process
node3->node4
node6
PATO:0000161
rate
node4->node6
node5
BFO:0000002
continuant
node5->node1
node5->node5
node7
BFO:0000001
entity
node7->node5