- example

#	action
0	Initial noisy
1	Remove pending
2	Iteration:1
3	GroundVSIntermediate:1
4	Bulding Layer from lower layer:1
5	Bulding Layer from postponed:1
6	Removing cycle inside the layer:1
7	After postponing:1
8	Iteration:2
9	GroundVSIntermediate:2
10	Bulding Layer from lower layer:2
11	Bulding Layer from postponed:2
12	After postponing:2
13	Iteration:3
14	GroundVSIntermediate:3
15	Bulding Layer from lower layer:3
16	Bulding Layer from postponed:3
17	After postponing:3
18	Iteration:4
19	GroundVSIntermediate:4
20	Bulding Layer from lower layer:4
21	Bulding Layer from postponed:4
22	After postponing:4
23	Iteration:5
24	GroundVSIntermediate:5
25	Bulding Layer from lower layer:5
26	Bulding Layer from postponed:5
27	After postponing:5
28	Iteration:6
29	GroundVSIntermediate:6
30	Bulding Layer from lower layer:6
31	Bulding Layer from postponed:6
32	After postponing:6
33	Iteration:7
34	GroundVSIntermediate:7
35	Bulding Layer from lower layer:7
36	Bulding Layer from postponed:7
37	After postponing:7
38	Iteration:8
39	GroundVSIntermediate:8
40	Bulding Layer from lower layer:8
41	Bulding Layer from postponed:9
42	After postponing:9
43	Final graph