pair,contact1,contact2,flow1,flow2 4yf4_A_,2,5,1,1 4yf4_A_,2,6,1,1 4yf4_A_,3,7,1,1 4yf4_A_,4,8,1,1 4yf4_A_,5,9,1,1 4yf4_A_,6,10,1,1 4yf4_A_,7,11,1,1 4yf4_A_,8,12,1,1 4yf4_A_,9,12,1,1 4yf4_A_,10,14,1,1 4yf4_A_,11,15,1,1 4yf4_A_,12,16,1,1 4yf4_A_,14,17,1,1 4yf4_A_,14,50,1,1 4yf4_A_,15,18,1,1 4yf4_A_,26,29,1,1 4yf4_A_,27,51,1,1 4yf4_A_,28,52,1,1 4yf4_A_,29,79,1,1 4yf4_A_,29,81,1,1 4yf4_A_,29,82,1,1 4yf4_A_,30,54,1,1 4yf4_A_,31,82,1,1 4yf4_A_,31,84,1,1 4yf4_A_,32,54,1,1 4yf4_A_,32,56,1,1 4yf4_A_,33,61,1,1 4yf4_A_,33,84,1,1 4yf4_A_,33,86,1,1 4yf4_A_,34,56,1,1 4yf4_A_,34,58,1,1 4yf4_A_,35,57,1,1 4yf4_A_,35,58,1,1 4yf4_A_,35,86,1,1 4yf4_A_,35,88,1,1 4yf4_A_,36,58,1,1 4yf4_A_,37,39,1,1 4yf4_A_,37,40,1,1 4yf4_A_,39,90,1,1 4yf4_A_,40,57,1,1 4yf4_A_,41,44,1,1 4yf4_A_,41,45,1,1 4yf4_A_,42,46,1,1 4yf4_A_,43,48,1,1 4yf4_A_,44,47,1,1 4yf4_A_,44,48,1,1 4yf4_A_,49,52,1,1 4yf4_A_,54,74,1,1 4yf4_A_,58,61,1,1 4yf4_A_,58,62,1,1 4yf4_A_,60,120,1,1 4yf4_A_,61,86,1,1 4yf4_A_,61,87,1,1 4yf4_A_,62,64,1,1 4yf4_A_,63,133,1,1 4yf4_A_,64,67,1,1 4yf4_A_,64,68,1,1 4yf4_A_,65,69,1,1 4yf4_A_,66,69,1,1 4yf4_A_,66,70,1,1 4yf4_A_,67,71,1,1 4yf4_A_,68,72,1,1 4yf4_A_,69,73,1,1 4yf4_A_,70,74,1,1 4yf4_A_,71,75,1,1 4yf4_A_,72,76,1,1 4yf4_A_,73,77,1,1 4yf4_A_,74,80,1,1 4yf4_A_,75,79,1,1 4yf4_A_,75,142,1,1 4yf4_A_,75,143,1,1 4yf4_A_,81,144,1,1 4yf4_A_,83,145,1,1 4yf4_A_,83,147,1,1 4yf4_A_,85,147,1,1 4yf4_A_,85,149,1,1 4yf4_A_,87,126,1,1 4yf4_A_,87,149,1,1 4yf4_A_,87,151,1,1 4yf4_A_,88,89,1,1 4yf4_A_,89,151,1,1 4yf4_A_,89,153,1,1 4yf4_A_,91,94,1,1 4yf4_A_,91,120,1,1 4yf4_A_,92,95,1,1 4yf4_A_,93,120,1,1 4yf4_A_,96,119,1,1 4yf4_A_,97,100,1,1 4yf4_A_,97,101,1,1 4yf4_A_,98,102,1,1 4yf4_A_,98,116,1,1 4yf4_A_,98,118,1,1 4yf4_A_,98,119,1,1 4yf4_A_,99,103,1,1 4yf4_A_,100,104,1,1 4yf4_A_,101,105,1,1 4yf4_A_,102,106,1,1 4yf4_A_,102,113,1,1 4yf4_A_,103,107,1,1 4yf4_A_,104,108,1,1 4yf4_A_,105,109,1,1 4yf4_A_,106,110,1,1 4yf4_A_,106,112,1,1 4yf4_A_,109,111,1,1 4yf4_A_,116,118,1,1 4yf4_A_,118,133,1,1 4yf4_A_,122,125,1,1 4yf4_A_,122,126,1,1 4yf4_A_,123,127,1,1 4yf4_A_,124,128,1,1 4yf4_A_,125,129,1,1 4yf4_A_,126,129,1,1 4yf4_A_,126,130,1,1 4yf4_A_,127,131,1,1 4yf4_A_,128,132,1,1 4yf4_A_,128,163,1,1 4yf4_A_,129,133,1,1 4yf4_A_,130,134,1,1 4yf4_A_,131,135,1,1 4yf4_A_,132,136,1,1 4yf4_A_,134,137,1,1 4yf4_A_,137,139,1,1 4yf4_A_,147,160,1,1 4yf4_A_,148,161,1,1 4yf4_A_,150,159,1,1 4yf4_A_,152,154,1,1 4yf4_A_,152,155,1,1 4yf4_A_,152,156,1,1 4yf4_A_,152,157,1,1 4yf4_A_,155,157,1,1