[[Graph]] ```mermaid flowchart LR 0((0)) 1((1)) 2((2)) 3((3)) 4((4)) 5((5)) 6((6)) 7((7)) 8((8)) 9((9)) 10((10)) 11((11)) 12((12)) 0 --> 1 0 --> 5 2 --> 0 2 --> 3 3 --> 5 5 --> 4 6 --> 0 6 --> 4 6 --> 9 7 --> 6 8 --> 7 9 --> 10 9 --> 11 9 --> 12 11 --> 12 ``` ^mermaid ```json { "V": 13, "E": [ [2, 3], [6, 0], [0, 1], [2, 0], [11, 12], [9, 12], [9, 10], [9, 11], [3, 5], [8, 7], [5, 4], [0, 5], [6, 4], [6, 9], [7, 6] ] } ```