test
node1
PO:0000010
cultured plant embryo
node2
PO:0000011
cultured somatic
plant embryo
node1->node2
node3
BFO:0000040
material entity
node4
PO:0025131
plant anatomical
entity
node3->node4
node9
PO:0009011
plant structure
node4->node9
node5
BFO:0000001
entity
node6
BFO:0000002
continuant
node5->node6
node6->node6
node7
BFO:0000004
independent
continuant
node6->node7
node7->node7
node7->node3
node8
PO:0009009
plant embryo
node8->node1
node12
PO:0025302
somatic plant embryo
node8->node12
node11
PO:0000003
whole plant
node9->node11
node10
PO:0000004
in vitro plant
structure
node9->node10
node10->node1
node11->node8
node12->node2