pair,contact1,contact2,flow1,flow2 4wrf_A_,1,5,1,1 4wrf_A_,2,6,1,1 4wrf_A_,3,7,1,1 4wrf_A_,4,8,1,1 4wrf_A_,5,9,1,1 4wrf_A_,6,10,1,1 4wrf_A_,7,11,1,1 4wrf_A_,8,12,1,1 4wrf_A_,9,13,1,1 4wrf_A_,10,14,1,1 4wrf_A_,11,15,1,1 4wrf_A_,12,15,1,1 4wrf_A_,12,16,1,1 4wrf_A_,13,17,1,1 4wrf_A_,14,18,1,1 4wrf_A_,15,19,1,1 4wrf_A_,16,20,1,1 4wrf_A_,17,21,1,1 4wrf_A_,18,22,1,1 4wrf_A_,19,24,1,1 4wrf_A_,20,23,1,1 4wrf_A_,24,34,1,1 4wrf_A_,26,33,1,1 4wrf_A_,28,31,1,1 4wrf_A_,31,64,1,1 4wrf_A_,31,141,1,1 4wrf_A_,32,142,1,1 4wrf_A_,34,140,1,1 4wrf_A_,35,37,1,1 4wrf_A_,35,138,1,1 4wrf_A_,36,38,1,1 4wrf_A_,38,138,1,1 4wrf_A_,40,136,1,1 4wrf_A_,41,44,1,1 4wrf_A_,41,45,1,1 4wrf_A_,42,46,1,1 4wrf_A_,42,132,1,1 4wrf_A_,43,47,1,1 4wrf_A_,44,48,1,1 4wrf_A_,45,49,1,1 4wrf_A_,46,50,1,1 4wrf_A_,47,51,1,1 4wrf_A_,48,52,1,1 4wrf_A_,49,52,1,1 4wrf_A_,49,54,1,1 4wrf_A_,49,139,1,1 4wrf_A_,50,53,1,1 4wrf_A_,55,141,1,1 4wrf_A_,57,82,1,1 4wrf_A_,57,139,1,1 4wrf_A_,58,141,1,1 4wrf_A_,60,64,1,1 4wrf_A_,60,96,1,1 4wrf_A_,61,64,1,1 4wrf_A_,61,65,1,1 4wrf_A_,62,66,1,1 4wrf_A_,63,67,1,1 4wrf_A_,64,68,1,1 4wrf_A_,65,69,1,1 4wrf_A_,65,125,1,1 4wrf_A_,65,127,1,1 4wrf_A_,66,70,1,1 4wrf_A_,67,70,1,1 4wrf_A_,67,71,1,1 4wrf_A_,68,71,1,1 4wrf_A_,68,72,1,1 4wrf_A_,69,73,1,1 4wrf_A_,70,74,1,1 4wrf_A_,71,75,1,1 4wrf_A_,72,77,1,1 4wrf_A_,73,76,1,1 4wrf_A_,73,123,1,1 4wrf_A_,78,137,1,1 4wrf_A_,79,121,1,1 4wrf_A_,80,131,1,1 4wrf_A_,80,134,1,1 4wrf_A_,81,83,1,1 4wrf_A_,81,119,1,1 4wrf_A_,84,93,1,1 4wrf_A_,85,90,1,1 4wrf_A_,85,117,1,1 4wrf_A_,91,93,1,1 4wrf_A_,92,100,1,1 4wrf_A_,93,97,1,1 4wrf_A_,94,97,1,1 4wrf_A_,94,98,1,1 4wrf_A_,94,101,1,1 4wrf_A_,96,98,1,1 4wrf_A_,104,125,1,1 4wrf_A_,104,127,1,1 4wrf_A_,106,109,1,1 4wrf_A_,106,127,1,1 4wrf_A_,111,129,1,1 4wrf_A_,112,129,1,1 4wrf_A_,118,130,1,1 4wrf_A_,120,128,1,1 4wrf_A_,120,130,1,1 4wrf_A_,120,136,1,1 4wrf_A_,122,125,1,1 4wrf_A_,122,126,1,1 4wrf_A_,124,126,1,1 4wrf_A_,135,136,1,1