node3 → node4
4 Widgetsnode0 → node2
2 Widgetsnode1 → node2
2 Widgetsnode1 → node3
2 Widgetsnode0 → node4
2 Widgetsnode2 → node3
2 Widgetsnode2 → node4
2 Widgetsnode0
4 Widgetsnode0node1
4 Widgetsnode1node2
4 Widgetsnode2node3
4 Widgetsnode3node4
8 Widgetsnode4