17
one<>three<>1 0.1389 13 5 5
three<>four<>2 0.1104 1 5 1
one<>four<>3 0.0427 13 5 3
two<>two<>4 0.0410 3 7 2
one<>two<>5 0.0071 13 7 5
two<>four<>6 0.0011 3 5 1