pair,contact1,contact2,flow1,flow2 2yc4_A_,2,129,1,1 2yc4_A_,3,5,1,1 2yc4_A_,3,6,1,1 2yc4_A_,3,124,1,1 2yc4_A_,3,126,1,1 2yc4_A_,3,127,1,1 2yc4_A_,4,127,1,1 2yc4_A_,6,9,1,1 2yc4_A_,6,11,1,1 2yc4_A_,7,29,1,1 2yc4_A_,12,50,1,1 2yc4_A_,14,48,1,1 2yc4_A_,17,45,1,1 2yc4_A_,17,46,1,1 2yc4_A_,18,37,1,1 2yc4_A_,18,45,1,1 2yc4_A_,20,22,1,1 2yc4_A_,20,23,1,1 2yc4_A_,24,27,1,1 2yc4_A_,25,28,1,1 2yc4_A_,26,29,1,1 2yc4_A_,28,125,1,1 2yc4_A_,30,32,1,1 2yc4_A_,30,35,1,1 2yc4_A_,35,123,1,1 2yc4_A_,37,122,1,1 2yc4_A_,39,120,1,1 2yc4_A_,42,45,1,1 2yc4_A_,45,112,1,1 2yc4_A_,47,110,1,1 2yc4_A_,49,108,1,1 2yc4_A_,51,106,1,1 2yc4_A_,52,106,1,1 2yc4_A_,54,76,1,1 2yc4_A_,55,105,1,1 2yc4_A_,56,102,1,1 2yc4_A_,56,130,1,1 2yc4_A_,57,103,1,1 2yc4_A_,58,101,1,1 2yc4_A_,58,128,1,1 2yc4_A_,59,128,1,1 2yc4_A_,60,61,1,1 2yc4_A_,60,99,1,1 2yc4_A_,61,126,1,1 2yc4_A_,62,97,1,1 2yc4_A_,63,123,1,1 2yc4_A_,63,124,1,1 2yc4_A_,64,95,1,1 2yc4_A_,65,121,1,1 2yc4_A_,66,116,1,1 2yc4_A_,66,119,1,1 2yc4_A_,67,95,1,1 2yc4_A_,68,91,1,1 2yc4_A_,68,114,1,1 2yc4_A_,69,113,1,1 2yc4_A_,69,114,1,1 2yc4_A_,70,89,1,1 2yc4_A_,71,111,1,1 2yc4_A_,72,86,1,1 2yc4_A_,72,87,1,1 2yc4_A_,73,109,1,1 2yc4_A_,74,76,1,1 2yc4_A_,74,84,1,1 2yc4_A_,74,104,1,1 2yc4_A_,75,77,1,1 2yc4_A_,75,79,1,1 2yc4_A_,75,82,1,1 2yc4_A_,75,106,1,1 2yc4_A_,75,107,1,1 2yc4_A_,76,77,1,1 2yc4_A_,78,107,1,1 2yc4_A_,79,81,1,1 2yc4_A_,92,95,1,1 2yc4_A_,121,123,1,1