pair,contact1,contact2,flow1,flow2 2r1t_A_,3,31,1,1 2r1t_A_,4,63,1,1 2r1t_A_,4,67,1,1 2r1t_A_,5,31,1,1 2r1t_A_,5,33,1,1 2r1t_A_,6,68,1,1 2r1t_A_,6,70,1,1 2r1t_A_,7,33,1,1 2r1t_A_,7,35,1,1 2r1t_A_,8,70,1,1 2r1t_A_,9,35,1,1 2r1t_A_,9,37,1,1 2r1t_A_,10,13,1,1 2r1t_A_,11,80,1,1 2r1t_A_,12,44,1,1 2r1t_A_,12,77,1,1 2r1t_A_,13,46,1,1 2r1t_A_,14,16,1,1 2r1t_A_,14,17,1,1 2r1t_A_,14,18,1,1 2r1t_A_,14,73,1,1 2r1t_A_,15,18,1,1 2r1t_A_,15,19,1,1 2r1t_A_,15,46,1,1 2r1t_A_,15,47,1,1 2r1t_A_,15,49,1,1 2r1t_A_,16,20,1,1 2r1t_A_,18,22,1,1 2r1t_A_,19,23,1,1 2r1t_A_,20,24,1,1 2r1t_A_,21,25,1,1 2r1t_A_,22,26,1,1 2r1t_A_,23,27,1,1 2r1t_A_,24,28,1,1 2r1t_A_,25,28,1,1 2r1t_A_,25,30,1,1 2r1t_A_,26,29,1,1 2r1t_A_,26,32,1,1 2r1t_A_,26,54,1,1 2r1t_A_,34,54,1,1 2r1t_A_,34,55,1,1 2r1t_A_,36,39,1,1 2r1t_A_,36,55,1,1 2r1t_A_,36,57,1,1 2r1t_A_,43,51,1,1 2r1t_A_,45,48,1,1 2r1t_A_,45,49,1,1 2r1t_A_,46,47,1,1 2r1t_A_,52,53,1,1 2r1t_A_,56,59,1,1 2r1t_A_,56,60,1,1 2r1t_A_,57,61,1,1 2r1t_A_,59,62,1,1 2r1t_A_,60,63,1,1 2r1t_A_,60,66,1,1 2r1t_A_,66,94,1,1 2r1t_A_,69,100,1,1 2r1t_A_,69,102,1,1 2r1t_A_,71,102,1,1 2r1t_A_,71,104,1,1 2r1t_A_,74,78,1,1 2r1t_A_,75,79,1,1 2r1t_A_,76,80,1,1 2r1t_A_,77,81,1,1 2r1t_A_,78,82,1,1 2r1t_A_,79,83,1,1 2r1t_A_,81,84,1,1 2r1t_A_,81,114,1,1 2r1t_A_,84,87,1,1 2r1t_A_,84,88,1,1 2r1t_A_,85,89,1,1 2r1t_A_,86,90,1,1 2r1t_A_,87,91,1,1 2r1t_A_,88,92,1,1 2r1t_A_,88,114,1,1 2r1t_A_,89,93,1,1 2r1t_A_,90,94,1,1 2r1t_A_,91,95,1,1 2r1t_A_,92,96,1,1 2r1t_A_,92,114,1,1 2r1t_A_,93,97,1,1 2r1t_A_,94,99,1,1 2r1t_A_,94,100,1,1 2r1t_A_,95,98,1,1 2r1t_A_,95,117,1,1 2r1t_A_,96,98,1,1 2r1t_A_,101,150,1,1 2r1t_A_,101,152,1,1 2r1t_A_,103,152,1,1 2r1t_A_,103,154,1,1 2r1t_A_,104,107,1,1 2r1t_A_,105,125,1,1 2r1t_A_,105,154,1,1 2r1t_A_,106,109,1,1 2r1t_A_,107,110,1,1 2r1t_A_,108,111,1,1 2r1t_A_,109,113,1,1 2r1t_A_,110,114,1,1 2r1t_A_,111,116,1,1 2r1t_A_,112,115,1,1 2r1t_A_,116,138,1,1 2r1t_A_,117,120,1,1 2r1t_A_,119,137,1,1 2r1t_A_,120,139,1,1 2r1t_A_,121,148,1,1 2r1t_A_,122,139,1,1 2r1t_A_,122,141,1,1 2r1t_A_,123,124,1,1 2r1t_A_,123,141,1,1 2r1t_A_,123,143,1,1 2r1t_A_,123,153,1,1 2r1t_A_,124,125,1,1 2r1t_A_,124,140,1,1 2r1t_A_,124,155,1,1 2r1t_A_,125,128,1,1 2r1t_A_,126,129,1,1 2r1t_A_,128,132,1,1 2r1t_A_,129,133,1,1 2r1t_A_,130,133,1,1 2r1t_A_,131,134,1,1 2r1t_A_,133,136,1,1 2r1t_A_,140,155,1,1 2r1t_A_,141,143,1,1 2r1t_A_,141,146,1,1 2r1t_A_,144,154,1,1 2r1t_A_,144,162,1,1 2r1t_A_,146,153,1,1 2r1t_A_,147,149,1,1 2r1t_A_,148,151,1,1 2r1t_A_,154,159,1,1 2r1t_A_,156,159,1,1 2r1t_A_,156,160,1,1 2r1t_A_,157,160,1,1 2r1t_A_,159,163,1,1 2r1t_A_,160,164,1,1 2r1t_A_,161,165,1,1 2r1t_A_,162,166,1,1 2r1t_A_,163,167,1,1 2r1t_A_,164,168,1,1 2r1t_A_,165,169,1,1 2r1t_A_,166,170,1,1 2r1t_A_,167,171,1,1 2r1t_A_,168,171,1,1 2r1t_A_,168,172,1,1 2r1t_A_,169,173,1,1 2r1t_A_,173,177,1,1 2r1t_A_,174,178,1,1 2r1t_A_,175,179,1,1 2r1t_A_,176,180,1,1 2r1t_A_,177,181,1,1 2r1t_A_,178,182,1,1 2r1t_A_,181,184,1,1 2r1t_A_,182,185,1,1