EQ2EMu/EQ2/source/depends/boost_1_72_0/libs/graph/test/planar_input_graphs/planar_K_4_e_7_p2.dimacs

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