EQ2EMu/EQ2/source/depends/boost_1_72_0/libs/graph/test/planar_input_graphs/nonplanar_K_5_e_6_p4.dimacs

p edge 11 16
e 1 0
e 1 5
e 2 1
e 2 0
e 2 5
e 2 9
e 3 9
e 4 0
e 6 5
e 6 9
e 7 3
e 7 1
e 8 4
e 8 5
e 10 0
e 10 9