100
two<>four<>1 0.1440 3 5 1
three<>four<>2 0.0500 1 5 1
one<>four<>3 0.0151 13 5 3
two<>two<>4 0.0123 3 7 2
one<>two<>5 0.0003 13 7 5
one<>three<>6 0.0000 13 5 5