EQ2EMu/EQ2/source/depends/boost_1_72_0/libs/graph/test/planar_input_graphs/planar_K_4_e_5_p7.dimacs

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