pair,contact1,contact2,flow1,flow2 2y4w_A_,4,8,1,1 2y4w_A_,5,9,1,1 2y4w_A_,6,10,1,1 2y4w_A_,7,10,1,1 2y4w_A_,7,11,1,1 2y4w_A_,8,12,1,1 2y4w_A_,9,13,1,1 2y4w_A_,11,15,1,1 2y4w_A_,12,16,1,1 2y4w_A_,12,102,1,1 2y4w_A_,13,16,1,1 2y4w_A_,13,17,1,1 2y4w_A_,14,17,1,1 2y4w_A_,14,18,1,1 2y4w_A_,15,19,1,1 2y4w_A_,25,39,1,1 2y4w_A_,27,37,1,1 2y4w_A_,29,31,1,1 2y4w_A_,31,35,1,1 2y4w_A_,34,59,1,1 2y4w_A_,38,55,1,1 2y4w_A_,40,53,1,1 2y4w_A_,46,49,1,1 2y4w_A_,54,73,1,1 2y4w_A_,56,71,1,1 2y4w_A_,58,69,1,1 2y4w_A_,63,66,1,1 2y4w_A_,82,85,1,1 2y4w_A_,82,86,1,1 2y4w_A_,89,92,1,1 2y4w_A_,90,93,1,1 2y4w_A_,93,96,1,1 2y4w_A_,101,104,1,1 2y4w_A_,102,105,1,1 2y4w_A_,102,106,1,1 2y4w_A_,103,107,1,1 2y4w_A_,104,107,1,1 2y4w_A_,104,108,1,1 2y4w_A_,105,109,1,1 2y4w_A_,106,110,1,1 2y4w_A_,107,111,1,1 2y4w_A_,108,112,1,1 2y4w_A_,109,113,1,1 2y4w_A_,111,115,1,1 2y4w_A_,123,127,1,1 2y4w_A_,124,128,1,1 2y4w_A_,125,129,1,1 2y4w_A_,126,130,1,1 2y4w_A_,128,131,1,1 2y4w_A_,128,132,1,1 2y4w_A_,129,132,1,1 2y4w_A_,133,137,1,1 2y4w_A_,134,138,1,1 2y4w_A_,137,141,1,1 2y4w_A_,138,142,1,1 2y4w_A_,139,143,1,1 2y4w_A_,140,144,1,1 2y4w_A_,141,145,1,1 2y4w_A_,142,146,1,1 2y4w_A_,143,147,1,1 2y4w_A_,146,149,1,1 2y4w_A_,150,152,1,1