17
one<>three<>1 3.2739 5 13 5
three<>four<>2 2.6024 1 1 5
one<>four<>3 1.0066 3 13 5
two<>two<>4 0.9665 2 3 7
one<>two<>5 0.1664 5 13 7
two<>four<>6 0.0265 1 3 5