pair,contact1,contact2,flow1,flow2 1nhe_B_,2,45,1,1 1nhe_B_,4,45,1,1 1nhe_B_,8,10,1,1 1nhe_B_,8,76,1,1 1nhe_B_,12,126,1,1 1nhe_B_,13,126,1,1 1nhe_B_,17,69,1,1 1nhe_B_,20,65,1,1 1nhe_B_,23,26,1,1 1nhe_B_,23,27,1,1 1nhe_B_,24,28,1,1 1nhe_B_,25,29,1,1 1nhe_B_,26,30,1,1 1nhe_B_,27,31,1,1 1nhe_B_,28,31,1,1 1nhe_B_,31,34,1,1 1nhe_B_,35,38,1,1 1nhe_B_,35,39,1,1 1nhe_B_,37,249,1,1 1nhe_B_,37,253,1,1 1nhe_B_,38,83,1,1 1nhe_B_,38,250,1,1 1nhe_B_,39,40,1,1 1nhe_B_,39,80,1,1 1nhe_B_,39,81,1,1 1nhe_B_,40,81,1,1 1nhe_B_,41,80,1,1 1nhe_B_,44,78,1,1 1nhe_B_,46,48,1,1 1nhe_B_,46,78,1,1 1nhe_B_,47,113,1,1 1nhe_B_,48,80,1,1 1nhe_B_,49,111,1,1 1nhe_B_,49,113,1,1 1nhe_B_,49,114,1,1 1nhe_B_,50,80,1,1 1nhe_B_,50,82,1,1 1nhe_B_,51,114,1,1 1nhe_B_,51,116,1,1 1nhe_B_,52,82,1,1 1nhe_B_,52,84,1,1 1nhe_B_,53,116,1,1 1nhe_B_,53,118,1,1 1nhe_B_,54,84,1,1 1nhe_B_,54,86,1,1 1nhe_B_,56,86,1,1 1nhe_B_,56,88,1,1 1nhe_B_,57,92,1,1 1nhe_B_,59,63,1,1 1nhe_B_,59,121,1,1 1nhe_B_,59,213,1,1 1nhe_B_,60,64,1,1 1nhe_B_,60,252,1,1 1nhe_B_,61,64,1,1 1nhe_B_,61,65,1,1 1nhe_B_,62,66,1,1 1nhe_B_,63,67,1,1 1nhe_B_,64,68,1,1 1nhe_B_,65,69,1,1 1nhe_B_,66,70,1,1 1nhe_B_,67,71,1,1 1nhe_B_,69,73,1,1 1nhe_B_,70,74,1,1 1nhe_B_,71,75,1,1 1nhe_B_,71,81,1,1 1nhe_B_,71,251,1,1 1nhe_B_,72,76,1,1 1nhe_B_,73,77,1,1 1nhe_B_,75,78,1,1 1nhe_B_,76,126,1,1 1nhe_B_,77,126,1,1 1nhe_B_,77,128,1,1 1nhe_B_,77,130,1,1 1nhe_B_,80,110,1,1 1nhe_B_,83,253,1,1 1nhe_B_,84,109,1,1 1nhe_B_,84,112,1,1 1nhe_B_,85,253,1,1 1nhe_B_,85,255,1,1 1nhe_B_,87,255,1,1 1nhe_B_,87,256,1,1 1nhe_B_,87,257,1,1 1nhe_B_,88,92,1,1 1nhe_B_,88,94,1,1 1nhe_B_,89,257,1,1 1nhe_B_,92,260,1,1 1nhe_B_,93,178,1,1 1nhe_B_,94,97,1,1 1nhe_B_,94,98,1,1 1nhe_B_,94,174,1,1 1nhe_B_,95,99,1,1 1nhe_B_,95,119,1,1 1nhe_B_,95,157,1,1 1nhe_B_,95,182,1,1 1nhe_B_,96,100,1,1 1nhe_B_,97,101,1,1 1nhe_B_,97,259,1,1 1nhe_B_,98,102,1,1 1nhe_B_,99,103,1,1 1nhe_B_,100,104,1,1 1nhe_B_,100,172,1,1 1nhe_B_,100,174,1,1 1nhe_B_,101,105,1,1 1nhe_B_,102,106,1,1 1nhe_B_,103,107,1,1 1nhe_B_,105,108,1,1 1nhe_B_,105,242,1,1 1nhe_B_,106,109,1,1 1nhe_B_,109,248,1,1 1nhe_B_,110,112,1,1 1nhe_B_,113,163,1,1 1nhe_B_,115,161,1,1 1nhe_B_,117,159,1,1 1nhe_B_,118,119,1,1 1nhe_B_,123,207,1,1 1nhe_B_,125,127,1,1 1nhe_B_,125,128,1,1 1nhe_B_,127,129,1,1 1nhe_B_,128,139,1,1 1nhe_B_,131,132,1,1 1nhe_B_,133,165,1,1 1nhe_B_,135,195,1,1 1nhe_B_,136,197,1,1 1nhe_B_,137,160,1,1 1nhe_B_,137,197,1,1 1nhe_B_,138,156,1,1 1nhe_B_,138,197,1,1 1nhe_B_,138,198,1,1 1nhe_B_,139,141,1,1 1nhe_B_,139,158,1,1 1nhe_B_,140,158,1,1 1nhe_B_,142,204,1,1 1nhe_B_,142,206,1,1 1nhe_B_,143,146,1,1 1nhe_B_,145,148,1,1 1nhe_B_,151,154,1,1 1nhe_B_,151,184,1,1 1nhe_B_,152,198,1,1 1nhe_B_,154,198,1,1 1nhe_B_,162,165,1,1 1nhe_B_,162,166,1,1 1nhe_B_,163,167,1,1 1nhe_B_,164,168,1,1 1nhe_B_,165,168,1,1 1nhe_B_,166,169,1,1 1nhe_B_,166,171,1,1 1nhe_B_,167,170,1,1 1nhe_B_,169,189,1,1 1nhe_B_,170,237,1,1 1nhe_B_,171,189,1,1 1nhe_B_,174,235,1,1 1nhe_B_,174,236,1,1 1nhe_B_,175,235,1,1 1nhe_B_,176,185,1,1 1nhe_B_,179,217,1,1 1nhe_B_,179,219,1,1 1nhe_B_,181,185,1,1 1nhe_B_,182,186,1,1 1nhe_B_,183,187,1,1 1nhe_B_,184,188,1,1 1nhe_B_,185,189,1,1 1nhe_B_,185,229,1,1 1nhe_B_,186,190,1,1 1nhe_B_,187,191,1,1 1nhe_B_,188,192,1,1 1nhe_B_,188,229,1,1 1nhe_B_,189,235,1,1 1nhe_B_,190,193,1,1 1nhe_B_,191,194,1,1 1nhe_B_,200,204,1,1 1nhe_B_,204,206,1,1 1nhe_B_,210,211,1,1 1nhe_B_,215,217,1,1 1nhe_B_,219,221,1,1 1nhe_B_,219,222,1,1 1nhe_B_,221,225,1,1 1nhe_B_,222,226,1,1 1nhe_B_,224,227,1,1 1nhe_B_,225,228,1,1 1nhe_B_,226,229,1,1 1nhe_B_,228,232,1,1 1nhe_B_,232,234,1,1 1nhe_B_,232,235,1,1 1nhe_B_,233,238,1,1 1nhe_B_,234,239,1,1 1nhe_B_,236,239,1,1 1nhe_B_,237,240,1,1 1nhe_B_,244,256,1,1 1nhe_B_,245,256,1,1 1nhe_B_,247,249,1,1 1nhe_B_,247,254,1,1 1nhe_B_,248,253,1,1 1nhe_B_,249,252,1,1 1nhe_B_,258,260,1,1