pair,contact1,contact2,flow1,flow2 6xtd_B_,3,12,1,1 6xtd_B_,5,7,1,1 6xtd_B_,5,8,1,1 6xtd_B_,5,9,1,1 6xtd_B_,5,10,1,1 6xtd_B_,8,10,1,1 6xtd_B_,9,142,1,1 6xtd_B_,11,18,1,1 6xtd_B_,13,16,1,1 6xtd_B_,18,142,1,1 6xtd_B_,19,22,1,1 6xtd_B_,22,78,1,1 6xtd_B_,23,26,1,1 6xtd_B_,23,27,1,1 6xtd_B_,24,28,1,1 6xtd_B_,24,45,1,1 6xtd_B_,24,48,1,1 6xtd_B_,24,70,1,1 6xtd_B_,24,73,1,1 6xtd_B_,24,76,1,1 6xtd_B_,25,74,1,1 6xtd_B_,32,50,1,1 6xtd_B_,32,51,1,1 6xtd_B_,33,50,1,1 6xtd_B_,35,49,1,1 6xtd_B_,36,39,1,1 6xtd_B_,37,47,1,1 6xtd_B_,40,43,1,1 6xtd_B_,40,45,1,1 6xtd_B_,42,44,1,1 6xtd_B_,46,68,1,1 6xtd_B_,47,67,1,1 6xtd_B_,48,66,1,1 6xtd_B_,50,64,1,1 6xtd_B_,52,62,1,1 6xtd_B_,57,59,1,1 6xtd_B_,57,60,1,1 6xtd_B_,57,107,1,1 6xtd_B_,57,111,1,1 6xtd_B_,58,110,1,1 6xtd_B_,59,87,1,1 6xtd_B_,61,86,1,1 6xtd_B_,63,84,1,1 6xtd_B_,63,86,1,1 6xtd_B_,65,82,1,1 6xtd_B_,67,79,1,1 6xtd_B_,67,80,1,1 6xtd_B_,69,77,1,1 6xtd_B_,69,79,1,1 6xtd_B_,71,73,1,1 6xtd_B_,73,76,1,1 6xtd_B_,77,79,1,1 6xtd_B_,78,144,1,1 6xtd_B_,79,142,1,1 6xtd_B_,79,144,1,1 6xtd_B_,81,140,1,1 6xtd_B_,81,142,1,1 6xtd_B_,83,138,1,1 6xtd_B_,85,88,1,1 6xtd_B_,86,89,1,1 6xtd_B_,89,136,1,1 6xtd_B_,91,129,1,1 6xtd_B_,91,134,1,1 6xtd_B_,93,95,1,1 6xtd_B_,93,101,1,1 6xtd_B_,93,129,1,1 6xtd_B_,97,101,1,1 6xtd_B_,97,105,1,1 6xtd_B_,98,101,1,1 6xtd_B_,98,102,1,1 6xtd_B_,99,103,1,1 6xtd_B_,100,104,1,1 6xtd_B_,101,105,1,1 6xtd_B_,102,106,1,1 6xtd_B_,103,107,1,1 6xtd_B_,104,108,1,1 6xtd_B_,105,109,1,1 6xtd_B_,105,126,1,1 6xtd_B_,106,110,1,1 6xtd_B_,107,111,1,1 6xtd_B_,108,112,1,1 6xtd_B_,109,113,1,1 6xtd_B_,112,114,1,1 6xtd_B_,115,116,1,1 6xtd_B_,118,125,1,1 6xtd_B_,120,123,1,1 6xtd_B_,122,143,1,1 6xtd_B_,124,141,1,1 6xtd_B_,124,155,1,1 6xtd_B_,126,127,1,1 6xtd_B_,126,139,1,1 6xtd_B_,128,137,1,1 6xtd_B_,130,132,1,1 6xtd_B_,130,133,1,1 6xtd_B_,130,134,1,1 6xtd_B_,130,135,1,1 6xtd_B_,141,155,1,1 6xtd_B_,142,145,1,1 6xtd_B_,143,146,1,1 6xtd_B_,143,149,1,1 6xtd_B_,148,150,1,1 6xtd_B_,148,151,1,1 6xtd_B_,148,152,1,1 6xtd_B_,149,153,1,1 6xtd_B_,150,154,1,1 6xtd_B_,151,155,1,1 6xtd_B_,152,156,1,1 6xtd_B_,152,163,1,1 6xtd_B_,153,157,1,1 6xtd_B_,154,158,1,1 6xtd_B_,155,159,1,1 6xtd_B_,156,161,1,1