5 node [ shape = "record" ];
6 stack [ label = "<stack> Stack | <p0> | <p1> | <p2>" ];
7 zct [ label = "<zct> ZCT | <p0> | <p1> | <p2>" ];
8 a [ label = "<a> A | <c> 0 | <p0>" ];
9 b [ label = "<b> B | <c> 2 | <p0>" ];
10 c [ label = "<c> C | <c> 1 | <p0>" ];