EQ2EMu/EQ2/source/depends/boost_1_72_0/libs/graph/test/planar_input_graphs/planar_K_4_e_8_p2.dimacs

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