Table 5.

The costs of relevant edges in the auxiliary graph for computing the value of $G^{\prime }(ab,ab)$: we only provide those values for edges between each child of vertex ab in $T_1$ (i.e. c and h) that of vertex ab in $T_2$ (i.e. cde, f, and g)

G	{cde}	{f}	{g}
{c}	3	1	0
{h}	0	0	3