pair,contact1,contact2,flow1,flow2 1u2v_F_,2,6,1,1 1u2v_F_,3,7,1,1 1u2v_F_,4,8,1,1 1u2v_F_,5,9,1,1 1u2v_F_,6,10,1,1 1u2v_F_,7,11,1,1 1u2v_F_,8,12,1,1 1u2v_F_,9,13,1,1 1u2v_F_,10,14,1,1 1u2v_F_,11,15,1,1 1u2v_F_,11,131,1,1 1u2v_F_,12,16,1,1 1u2v_F_,13,17,1,1 1u2v_F_,14,18,1,1 1u2v_F_,15,19,1,1 1u2v_F_,16,19,1,1 1u2v_F_,17,19,1,1 1u2v_F_,21,65,1,1 1u2v_F_,22,32,1,1 1u2v_F_,23,66,1,1 1u2v_F_,25,27,1,1 1u2v_F_,25,28,1,1 1u2v_F_,25,31,1,1 1u2v_F_,26,41,1,1 1u2v_F_,28,31,1,1 1u2v_F_,29,30,1,1 1u2v_F_,31,33,1,1 1u2v_F_,33,66,1,1 1u2v_F_,34,37,1,1 1u2v_F_,34,38,1,1 1u2v_F_,35,39,1,1 1u2v_F_,35,66,1,1 1u2v_F_,36,39,1,1 1u2v_F_,36,67,1,1 1u2v_F_,37,69,1,1 1u2v_F_,37,103,1,1 1u2v_F_,41,44,1,1 1u2v_F_,42,45,1,1 1u2v_F_,44,65,1,1 1u2v_F_,46,63,1,1 1u2v_F_,49,61,1,1 1u2v_F_,51,59,1,1 1u2v_F_,53,57,1,1 1u2v_F_,54,56,1,1 1u2v_F_,54,57,1,1 1u2v_F_,58,73,1,1 1u2v_F_,58,110,1,1 1u2v_F_,60,71,1,1 1u2v_F_,62,69,1,1 1u2v_F_,64,67,1,1 1u2v_F_,66,67,1,1 1u2v_F_,66,118,1,1 1u2v_F_,68,116,1,1 1u2v_F_,70,114,1,1 1u2v_F_,71,113,1,1 1u2v_F_,72,111,1,1 1u2v_F_,72,112,1,1 1u2v_F_,74,76,1,1 1u2v_F_,74,111,1,1 1u2v_F_,75,81,1,1 1u2v_F_,76,111,1,1 1u2v_F_,77,81,1,1 1u2v_F_,78,81,1,1 1u2v_F_,78,82,1,1 1u2v_F_,78,148,1,1 1u2v_F_,79,83,1,1 1u2v_F_,80,84,1,1 1u2v_F_,81,85,1,1 1u2v_F_,81,148,1,1 1u2v_F_,82,86,1,1 1u2v_F_,83,87,1,1 1u2v_F_,84,88,1,1 1u2v_F_,85,89,1,1 1u2v_F_,86,90,1,1 1u2v_F_,87,91,1,1 1u2v_F_,88,92,1,1 1u2v_F_,89,93,1,1 1u2v_F_,90,94,1,1 1u2v_F_,91,95,1,1 1u2v_F_,92,95,1,1 1u2v_F_,93,96,1,1 1u2v_F_,95,98,1,1 1u2v_F_,95,99,1,1 1u2v_F_,97,104,1,1 1u2v_F_,99,102,1,1 1u2v_F_,101,115,1,1 1u2v_F_,103,105,1,1 1u2v_F_,103,113,1,1 1u2v_F_,107,110,1,1 1u2v_F_,107,113,1,1 1u2v_F_,117,120,1,1 1u2v_F_,117,121,1,1 1u2v_F_,118,121,1,1 1u2v_F_,118,122,1,1 1u2v_F_,119,123,1,1 1u2v_F_,120,124,1,1 1u2v_F_,125,128,1,1 1u2v_F_,125,129,1,1 1u2v_F_,126,129,1,1 1u2v_F_,126,130,1,1 1u2v_F_,127,131,1,1 1u2v_F_,128,131,1,1 1u2v_F_,128,132,1,1 1u2v_F_,129,133,1,1 1u2v_F_,130,134,1,1 1u2v_F_,131,135,1,1 1u2v_F_,132,136,1,1 1u2v_F_,133,137,1,1 1u2v_F_,134,138,1,1 1u2v_F_,135,139,1,1 1u2v_F_,136,140,1,1 1u2v_F_,138,142,1,1 1u2v_F_,139,142,1,1 1u2v_F_,139,143,1,1 1u2v_F_,140,144,1,1 1u2v_F_,141,145,1,1 1u2v_F_,142,146,1,1 1u2v_F_,143,147,1,1 1u2v_F_,144,148,1,1 1u2v_F_,145,149,1,1 1u2v_F_,146,150,1,1 1u2v_F_,147,151,1,1 1u2v_F_,148,152,1,1 1u2v_F_,149,153,1,1 1u2v_F_,150,154,1,1 1u2v_F_,151,155,1,1 1u2v_F_,152,156,1,1 1u2v_F_,153,157,1,1 1u2v_F_,154,158,1,1 1u2v_F_,155,159,1,1 1u2v_F_,156,160,1,1 1u2v_F_,157,161,1,1 1u2v_F_,158,162,1,1 1u2v_F_,159,163,1,1 1u2v_F_,160,164,1,1 1u2v_F_,161,165,1,1 1u2v_F_,162,165,1,1 1u2v_F_,163,166,1,1