2 __start0 [label="" shape="none"];
4 s0 [shape="circle" label="0"];
5 s1 [shape="circle" label="1"];
6 s2 [shape="circle" label="2"];
7 s0 -> s1 [label="a / x"];
8 s0 -> s2 [label="b / y"];
9 s0 -> s0 [label="c / z"];
10 s1 -> s1 [label="a / z"];
11 s1 -> s2 [label="b / y"];
12 s1 -> s1 [label="c / z"];
13 s2 -> s2 [label="a / z"];
14 s2 -> s0 [label="b / y"];
15 s2 -> s2 [label="c / z"];