pair,contact1,contact2,flow1,flow2 1xtr_A_,1,51,1,1 1xtr_A_,2,51,1,1 1xtr_A_,2,52,1,1 1xtr_A_,4,52,1,1 1xtr_A_,4,54,1,1 1xtr_A_,4,170,1,1 1xtr_A_,5,6,1,1 1xtr_A_,6,54,1,1 1xtr_A_,6,56,1,1 1xtr_A_,6,170,1,1 1xtr_A_,7,78,1,1 1xtr_A_,7,79,1,1 1xtr_A_,8,56,1,1 1xtr_A_,8,58,1,1 1xtr_A_,9,79,1,1 1xtr_A_,9,81,1,1 1xtr_A_,10,58,1,1 1xtr_A_,10,60,1,1 1xtr_A_,11,81,1,1 1xtr_A_,11,83,1,1 1xtr_A_,12,18,1,1 1xtr_A_,12,63,1,1 1xtr_A_,13,18,1,1 1xtr_A_,14,64,1,1 1xtr_A_,15,119,1,1 1xtr_A_,16,118,1,1 1xtr_A_,17,21,1,1 1xtr_A_,18,22,1,1 1xtr_A_,19,23,1,1 1xtr_A_,19,37,1,1 1xtr_A_,19,59,1,1 1xtr_A_,20,24,1,1 1xtr_A_,21,25,1,1 1xtr_A_,22,26,1,1 1xtr_A_,23,27,1,1 1xtr_A_,23,28,1,1 1xtr_A_,24,149,1,1 1xtr_A_,24,152,1,1 1xtr_A_,26,44,1,1 1xtr_A_,35,37,1,1 1xtr_A_,39,73,1,1 1xtr_A_,40,59,1,1 1xtr_A_,42,57,1,1 1xtr_A_,44,55,1,1 1xtr_A_,46,53,1,1 1xtr_A_,47,51,1,1 1xtr_A_,48,51,1,1 1xtr_A_,49,167,1,1 1xtr_A_,51,52,1,1 1xtr_A_,53,167,1,1 1xtr_A_,64,67,1,1 1xtr_A_,65,90,1,1 1xtr_A_,65,101,1,1 1xtr_A_,67,101,1,1 1xtr_A_,70,73,1,1 1xtr_A_,71,74,1,1 1xtr_A_,72,75,1,1 1xtr_A_,73,80,1,1 1xtr_A_,80,112,1,1 1xtr_A_,80,114,1,1 1xtr_A_,82,114,1,1 1xtr_A_,82,116,1,1 1xtr_A_,84,116,1,1 1xtr_A_,84,118,1,1 1xtr_A_,85,87,1,1 1xtr_A_,85,88,1,1 1xtr_A_,85,91,1,1 1xtr_A_,86,118,1,1 1xtr_A_,86,127,1,1 1xtr_A_,86,128,1,1 1xtr_A_,88,91,1,1 1xtr_A_,88,92,1,1 1xtr_A_,89,93,1,1 1xtr_A_,90,94,1,1 1xtr_A_,91,95,1,1 1xtr_A_,93,96,1,1 1xtr_A_,94,97,1,1 1xtr_A_,94,98,1,1 1xtr_A_,95,99,1,1 1xtr_A_,96,100,1,1 1xtr_A_,97,101,1,1 1xtr_A_,98,102,1,1 1xtr_A_,99,103,1,1 1xtr_A_,100,104,1,1 1xtr_A_,101,105,1,1 1xtr_A_,102,106,1,1 1xtr_A_,104,107,1,1 1xtr_A_,109,111,1,1 1xtr_A_,115,143,1,1 1xtr_A_,115,145,1,1 1xtr_A_,117,145,1,1 1xtr_A_,117,147,1,1 1xtr_A_,118,147,1,1 1xtr_A_,120,147,1,1 1xtr_A_,121,123,1,1 1xtr_A_,121,148,1,1 1xtr_A_,122,125,1,1 1xtr_A_,123,126,1,1 1xtr_A_,126,128,1,1 1xtr_A_,126,146,1,1 1xtr_A_,129,132,1,1 1xtr_A_,130,134,1,1 1xtr_A_,131,135,1,1 1xtr_A_,132,136,1,1 1xtr_A_,133,137,1,1 1xtr_A_,134,138,1,1 1xtr_A_,135,139,1,1 1xtr_A_,136,139,1,1 1xtr_A_,136,140,1,1 1xtr_A_,137,142,1,1 1xtr_A_,138,141,1,1 1xtr_A_,148,150,1,1 1xtr_A_,148,151,1,1 1xtr_A_,148,154,1,1 1xtr_A_,151,154,1,1 1xtr_A_,151,155,1,1 1xtr_A_,152,156,1,1 1xtr_A_,153,157,1,1 1xtr_A_,154,158,1,1 1xtr_A_,155,158,1,1 1xtr_A_,155,159,1,1 1xtr_A_,156,160,1,1 1xtr_A_,157,161,1,1 1xtr_A_,158,162,1,1 1xtr_A_,160,164,1,1 1xtr_A_,161,165,1,1 1xtr_A_,162,166,1,1 1xtr_A_,163,167,1,1 1xtr_A_,165,168,1,1 1xtr_A_,166,169,1,1 1xtr_A_,166,170,1,1