test
node1
GO:0008150
biological_process
node2
GO:0002376
immune system process
node1->node2
node3
GO:0009987
cellular process
node1->node3
node10
GO:0032501
multicellular
organismal process
node1->node10
node11
GO:0045321
leukocyte activation
node2->node11
node7
GO:0001775
cell activation
node3->node7
node4
BFO:0000015
process
node4->node1
node5
BFO:0000003
occurrent
node5->node4
node5->node5
node6
BFO:0000001
entity
node6->node5
node7->node11
node8
GO:0046649
lymphocyte activation
node9
GO:0042113
B cell activation
node8->node9
node10->node7
node11->node8