pair,contact1,contact2,flow1,flow2 1wnr_A_,5,8,1,1 1wnr_A_,6,26,1,1 1wnr_A_,7,67,1,1 1wnr_A_,8,24,1,1 1wnr_A_,9,65,1,1 1wnr_A_,10,21,1,1 1wnr_A_,10,22,1,1 1wnr_A_,11,63,1,1 1wnr_A_,12,19,1,1 1wnr_A_,12,60,1,1 1wnr_A_,12,61,1,1 1wnr_A_,13,54,1,1 1wnr_A_,14,17,1,1 1wnr_A_,16,47,1,1 1wnr_A_,18,45,1,1 1wnr_A_,20,42,1,1 1wnr_A_,20,43,1,1 1wnr_A_,26,34,1,1 1wnr_A_,27,35,1,1 1wnr_A_,29,32,1,1 1wnr_A_,29,33,1,1 1wnr_A_,31,33,1,1 1wnr_A_,38,67,1,1 1wnr_A_,40,43,1,1 1wnr_A_,44,74,1,1 1wnr_A_,46,71,1,1 1wnr_A_,46,72,1,1 1wnr_A_,48,51,1,1 1wnr_A_,49,50,1,1 1wnr_A_,53,64,1,1 1wnr_A_,55,62,1,1 1wnr_A_,57,60,1,1 1wnr_A_,66,69,1,1 1wnr_A_,67,70,1,1