digraph "example" { rankdir="LR"; remincross=true; v0 [ label="a" ]; v1 [ label="b" ]; v2 [ label="$2_Y" ]; c4 [ shape=record, label="{{ A| B}|$2\n$add|{ Y}}" ]; v0:e -> c4:p1:w [color="black", label=""]; v1:e -> c4:p2:w [color="black", label=""]; c4:p3:e -> v2:w [color="black", style="setlinewidth(3)", label=""]; };