test
node1
GO:0032991
protein-containing
complex
node2
GO:0140535
intracellular
protein-containing
complex
node1->node2
node3
GO:1902494
catalytic complex
node1->node3
node5
GO:0009318
exodeoxyribonuclease
VII complex
node2->node5
node3->node5
node4
GO:0005575
cellular_component
node4->node1