test
node1
GO:0007507
heart development
node2
GO:0003007
heart morphogenesis
node1->node2
node5
GO:0061343
cell adhesion
involved in heart
morphogenesis
node2->node5
node3
GO:0009653
anatomical structure
morphogenesis
node4
GO:0009887
animal organ
morphogenesis
node3->node4
node4->node2
node6
GO:0048856
anatomical structure
development
node6->node3
node7
GO:0007275
multicellular
organism development
node6->node7
node14
GO:0048731
system development
node6->node14
node16
GO:0048513
animal organ
development
node6->node16
node7->node14
node8
BFO:0000015
process
node9
GO:0008150
biological_process
node8->node9
node12
GO:0009987
cellular process
node9->node12
node15
GO:0032502
developmental process
node9->node15
node17
GO:0032501
multicellular
organismal process
node9->node17
node10
BFO:0000003
occurrent
node10->node8
node10->node10
node11
BFO:0000001
entity
node11->node10
node13
GO:0007155
cell adhesion
node12->node13
node13->node5
node18
GO:0072359
circulatory system
development
node14->node18
node15->node3
node15->node6
node16->node1
node16->node4
node17->node7
node18->node1