test
node1
GO:0007507
heart development
node2
GO:0003170
heart valve
development
node1->node2
node15
GO:0003179
heart valve
morphogenesis
node2->node15
node3
GO:0032501
multicellular
organismal process
node4
GO:0007275
multicellular
organism development
node3->node4
node14
GO:0048731
system development
node4->node14
node5
GO:0008150
biological_process
node5->node3
node6
GO:0032502
developmental process
node5->node6
node8
GO:0048856
anatomical structure
development
node6->node8
node9
GO:0048646
anatomical structure
formation involved in
morphogenesis
node6->node9
node11
GO:0009653
anatomical structure
morphogenesis
node6->node11
node7
GO:0048513
animal organ
development
node7->node1
node8->node2
node8->node4
node8->node7
node8->node11
node8->node14
node10
GO:0003188
heart valve formation
node9->node10
node11->node9
node11->node15
node12
BFO:0000015
process
node12->node5
node13
GO:0072359
circulatory system
development
node13->node1
node14->node13
node15->node10
node16
BFO:0000003
occurrent
node16->node12
node17
BFO:0000001
entity
node17->node16