17
three<>four<>1 1.7655 1 5 1
two<>two<>2 0.6951 3 7 2
one<>three<>3 0.3870 13 5 5
two<>four<>4 0.1806 3 5 1
one<>two<>5 -0.0984 13 7 5
one<>four<>6 -0.3499 13 5 3