EQ2EMu/EQ2/source/depends/boost_1_72_0/libs/graph/test/planar_input_graphs/planar_K_4_e_8_p7.dimacs

p edge 12 14
e 0 5
e 0 1
e 2 7
e 2 6
e 3 11
e 3 9
e 5 8
e 6 11
e 7 1
e 8 4
e 9 4
e 10 9
e 10 8
e 11 4