pair,contact1,contact2,flow1,flow2 4twt_A_,2,32,1,1 4twt_A_,4,32,1,1 4twt_A_,5,149,1,1 4twt_A_,6,31,1,1 4twt_A_,7,147,1,1 4twt_A_,8,29,1,1 4twt_A_,8,52,1,1 4twt_A_,9,145,1,1 4twt_A_,10,22,1,1 4twt_A_,11,143,1,1 4twt_A_,12,15,1,1 4twt_A_,12,20,1,1 4twt_A_,19,39,1,1 4twt_A_,21,39,1,1 4twt_A_,25,28,1,1 4twt_A_,35,37,1,1 4twt_A_,35,42,1,1 4twt_A_,37,40,1,1 4twt_A_,38,124,1,1 4twt_A_,40,124,1,1 4twt_A_,40,126,1,1 4twt_A_,41,125,1,1 4twt_A_,43,122,1,1 4twt_A_,43,123,1,1 4twt_A_,45,49,1,1 4twt_A_,47,119,1,1 4twt_A_,48,150,1,1 4twt_A_,49,117,1,1 4twt_A_,50,148,1,1 4twt_A_,51,115,1,1 4twt_A_,52,146,1,1 4twt_A_,53,71,1,1 4twt_A_,53,113,1,1 4twt_A_,54,142,1,1 4twt_A_,54,144,1,1 4twt_A_,55,111,1,1 4twt_A_,56,136,1,1 4twt_A_,57,109,1,1 4twt_A_,58,108,1,1 4twt_A_,58,134,1,1 4twt_A_,59,107,1,1 4twt_A_,61,105,1,1 4twt_A_,61,107,1,1 4twt_A_,62,98,1,1 4twt_A_,64,66,1,1 4twt_A_,68,130,1,1 4twt_A_,69,91,1,1 4twt_A_,70,130,1,1 4twt_A_,71,89,1,1 4twt_A_,71,128,1,1 4twt_A_,72,128,1,1 4twt_A_,73,86,1,1 4twt_A_,73,87,1,1 4twt_A_,74,126,1,1 4twt_A_,75,84,1,1 4twt_A_,75,123,1,1 4twt_A_,76,124,1,1 4twt_A_,83,128,1,1 4twt_A_,94,96,1,1 4twt_A_,99,102,1,1 4twt_A_,120,123,1,1 4twt_A_,131,133,1,1 4twt_A_,131,134,1,1 4twt_A_,132,135,1,1 4twt_A_,136,138,1,1 4twt_A_,139,142,1,1