pair,contact1,contact2,flow1,flow2 2a3f_X_,3,129,1,1 2a3f_X_,4,6,1,1 2a3f_X_,4,132,1,1 2a3f_X_,5,6,1,1 2a3f_X_,10,109,1,1 2a3f_X_,11,78,1,1 2a3f_X_,14,16,1,1 2a3f_X_,14,17,1,1 2a3f_X_,15,18,1,1 2a3f_X_,15,19,1,1 2a3f_X_,15,47,1,1 2a3f_X_,17,114,1,1 2a3f_X_,18,23,1,1 2a3f_X_,18,82,1,1 2a3f_X_,22,139,1,1 2a3f_X_,22,175,1,1 2a3f_X_,22,178,1,1 2a3f_X_,22,179,1,1 2a3f_X_,23,42,1,1 2a3f_X_,23,43,1,1 2a3f_X_,24,138,1,1 2a3f_X_,24,141,1,1 2a3f_X_,24,175,1,1 2a3f_X_,25,41,1,1 2a3f_X_,25,166,1,1 2a3f_X_,26,27,1,1 2a3f_X_,26,136,1,1 2a3f_X_,26,166,1,1 2a3f_X_,27,136,1,1 2a3f_X_,28,164,1,1 2a3f_X_,29,134,1,1 2a3f_X_,30,32,1,1 2a3f_X_,31,132,1,1 2a3f_X_,32,34,1,1 2a3f_X_,37,60,1,1 2a3f_X_,38,61,1,1 2a3f_X_,38,62,1,1 2a3f_X_,40,59,1,1 2a3f_X_,41,57,1,1 2a3f_X_,42,57,1,1 2a3f_X_,44,55,1,1 2a3f_X_,44,178,1,1 2a3f_X_,46,53,1,1 2a3f_X_,47,50,1,1 2a3f_X_,48,51,1,1 2a3f_X_,50,75,1,1 2a3f_X_,51,74,1,1 2a3f_X_,52,73,1,1 2a3f_X_,54,71,1,1 2a3f_X_,54,82,1,1 2a3f_X_,54,105,1,1 2a3f_X_,56,69,1,1 2a3f_X_,57,172,1,1 2a3f_X_,58,67,1,1 2a3f_X_,60,62,1,1 2a3f_X_,60,63,1,1 2a3f_X_,60,64,1,1 2a3f_X_,60,65,1,1 2a3f_X_,68,89,1,1 2a3f_X_,68,174,1,1 2a3f_X_,69,87,1,1 2a3f_X_,70,87,1,1 2a3f_X_,72,85,1,1 2a3f_X_,76,81,1,1 2a3f_X_,80,109,1,1 2a3f_X_,81,108,1,1 2a3f_X_,82,107,1,1 2a3f_X_,83,106,1,1 2a3f_X_,84,105,1,1 2a3f_X_,85,101,1,1 2a3f_X_,87,98,1,1 2a3f_X_,88,96,1,1 2a3f_X_,88,97,1,1 2a3f_X_,90,92,1,1 2a3f_X_,90,93,1,1 2a3f_X_,90,94,1,1 2a3f_X_,93,177,1,1 2a3f_X_,100,102,1,1 2a3f_X_,100,103,1,1 2a3f_X_,102,126,1,1 2a3f_X_,104,124,1,1 2a3f_X_,106,122,1,1 2a3f_X_,106,124,1,1 2a3f_X_,108,120,1,1 2a3f_X_,110,118,1,1 2a3f_X_,111,112,1,1 2a3f_X_,111,118,1,1 2a3f_X_,113,115,1,1 2a3f_X_,113,116,1,1 2a3f_X_,113,146,1,1 2a3f_X_,115,116,1,1 2a3f_X_,115,139,1,1 2a3f_X_,116,146,1,1 2a3f_X_,117,137,1,1 2a3f_X_,119,135,1,1 2a3f_X_,120,132,1,1 2a3f_X_,121,133,1,1 2a3f_X_,123,130,1,1 2a3f_X_,125,128,1,1 2a3f_X_,138,140,1,1 2a3f_X_,140,143,1,1 2a3f_X_,141,175,1,1 2a3f_X_,144,150,1,1 2a3f_X_,146,149,1,1 2a3f_X_,146,150,1,1 2a3f_X_,147,151,1,1 2a3f_X_,148,152,1,1 2a3f_X_,149,153,1,1 2a3f_X_,150,154,1,1 2a3f_X_,151,155,1,1 2a3f_X_,152,156,1,1 2a3f_X_,153,156,1,1 2a3f_X_,153,158,1,1 2a3f_X_,154,157,1,1 2a3f_X_,159,162,1,1 2a3f_X_,160,163,1,1 2a3f_X_,161,162,1,1 2a3f_X_,166,169,1,1 2a3f_X_,166,171,1,1 2a3f_X_,171,173,1,1 2a3f_X_,174,177,1,1 2a3f_X_,175,178,1,1 2a3f_X_,175,179,1,1 2a3f_X_,176,179,1,1