pair,contact1,contact2,flow1,flow2 4ylb_A_,4,7,1,1 4ylb_A_,4,8,1,1 4ylb_A_,5,9,1,1 4ylb_A_,6,10,1,1 4ylb_A_,7,11,1,1 4ylb_A_,8,12,1,1 4ylb_A_,9,13,1,1 4ylb_A_,10,14,1,1 4ylb_A_,11,15,1,1 4ylb_A_,12,16,1,1 4ylb_A_,13,17,1,1 4ylb_A_,14,17,1,1 4ylb_A_,15,18,1,1 4ylb_A_,20,83,1,1 4ylb_A_,21,24,1,1 4ylb_A_,21,25,1,1 4ylb_A_,22,26,1,1 4ylb_A_,23,27,1,1 4ylb_A_,24,27,1,1 4ylb_A_,24,28,1,1 4ylb_A_,25,28,1,1 4ylb_A_,25,29,1,1 4ylb_A_,26,86,1,1 4ylb_A_,28,90,1,1 4ylb_A_,30,90,1,1 4ylb_A_,31,46,1,1 4ylb_A_,33,44,1,1 4ylb_A_,35,42,1,1 4ylb_A_,37,40,1,1 4ylb_A_,39,119,1,1 4ylb_A_,40,116,1,1 4ylb_A_,41,117,1,1 4ylb_A_,43,115,1,1 4ylb_A_,45,113,1,1 4ylb_A_,47,108,1,1 4ylb_A_,47,111,1,1 4ylb_A_,48,71,1,1 4ylb_A_,49,71,1,1 4ylb_A_,50,108,1,1 4ylb_A_,51,53,1,1 4ylb_A_,51,54,1,1 4ylb_A_,52,55,1,1 4ylb_A_,54,70,1,1 4ylb_A_,56,68,1,1 4ylb_A_,58,66,1,1 4ylb_A_,60,62,1,1 4ylb_A_,60,64,1,1 4ylb_A_,60,100,1,1 4ylb_A_,63,94,1,1 4ylb_A_,63,96,1,1 4ylb_A_,65,92,1,1 4ylb_A_,67,90,1,1 4ylb_A_,68,89,1,1 4ylb_A_,69,88,1,1 4ylb_A_,71,85,1,1 4ylb_A_,71,86,1,1 4ylb_A_,97,120,1,1 4ylb_A_,99,118,1,1 4ylb_A_,105,116,1,1 4ylb_A_,107,109,1,1 4ylb_A_,107,114,1,1 4ylb_A_,109,112,1,1 4ylb_A_,122,123,1,1