EQ2EMu/EQ2/source/depends/boost_1_72_0/libs/graph/test/planar_input_graphs/planar_K_4_e_6_p8.dimacs

p edge 10 12
e 0 7
e 0 3
e 2 6
e 3 8
e 4 1
e 4 8
e 5 2
e 5 1
e 6 3
e 7 1
e 9 7
e 9 8