1 (1) root main 2 (2) r_fallback 1->2 3 (3) sequence steps 2->3 4 (4) running 2->4 5 (5) success 3->5 6 (6) success 3->6 7 (7) success 3->7 8 (8) sequence nested_steps 3->8 9 (9) success 8->9 10 (10) success 8->10 11 (11) success 8->11 12 (12) success 8->12