EQ2EMu/EQ2/source/depends/boost_1_72_0/libs/graph/test/planar_input_graphs/planar_K_4_e_7_p3.dimacs

p edge 11 13
e 1 10
e 1 0
e 2 9
e 2 0
e 3 6
e 3 9
e 4 10
e 5 8
e 5 9
e 6 10
e 7 4
e 7 0
e 8 4