pair,contact1,contact2,flow1,flow2 4wkr_A_,1,5,1,1 4wkr_A_,2,6,1,1 4wkr_A_,3,7,1,1 4wkr_A_,4,8,1,1 4wkr_A_,5,9,1,1 4wkr_A_,6,10,1,1 4wkr_A_,7,11,1,1 4wkr_A_,8,12,1,1 4wkr_A_,10,13,1,1 4wkr_A_,10,14,1,1 4wkr_A_,11,15,1,1 4wkr_A_,13,16,1,1 4wkr_A_,13,17,1,1 4wkr_A_,14,18,1,1 4wkr_A_,16,19,1,1 4wkr_A_,17,22,1,1 4wkr_A_,18,83,1,1 4wkr_A_,19,23,1,1 4wkr_A_,20,24,1,1 4wkr_A_,20,83,1,1 4wkr_A_,21,25,1,1 4wkr_A_,22,26,1,1 4wkr_A_,23,30,1,1 4wkr_A_,24,30,1,1 4wkr_A_,25,30,1,1 4wkr_A_,25,144,1,1 4wkr_A_,27,31,1,1 4wkr_A_,28,31,1,1 4wkr_A_,28,32,1,1 4wkr_A_,29,33,1,1 4wkr_A_,30,34,1,1 4wkr_A_,31,35,1,1 4wkr_A_,32,36,1,1 4wkr_A_,33,36,1,1 4wkr_A_,34,36,1,1 4wkr_A_,36,39,1,1 4wkr_A_,40,82,1,1 4wkr_A_,41,81,1,1 4wkr_A_,42,44,1,1 4wkr_A_,42,45,1,1 4wkr_A_,43,47,1,1 4wkr_A_,43,79,1,1 4wkr_A_,45,48,1,1 4wkr_A_,46,49,1,1 4wkr_A_,48,53,1,1 4wkr_A_,49,52,1,1 4wkr_A_,49,53,1,1 4wkr_A_,52,55,1,1 4wkr_A_,52,56,1,1 4wkr_A_,59,63,1,1 4wkr_A_,60,64,1,1 4wkr_A_,61,65,1,1 4wkr_A_,62,66,1,1 4wkr_A_,63,66,1,1 4wkr_A_,64,67,1,1 4wkr_A_,66,69,1,1 4wkr_A_,69,71,1,1 4wkr_A_,69,84,1,1 4wkr_A_,70,84,1,1 4wkr_A_,72,83,1,1 4wkr_A_,73,82,1,1 4wkr_A_,75,78,1,1 4wkr_A_,90,94,1,1 4wkr_A_,91,94,1,1 4wkr_A_,93,96,1,1 4wkr_A_,93,97,1,1 4wkr_A_,94,97,1,1 4wkr_A_,94,98,1,1 4wkr_A_,95,98,1,1 4wkr_A_,97,144,1,1 4wkr_A_,97,145,1,1 4wkr_A_,99,143,1,1 4wkr_A_,101,141,1,1 4wkr_A_,103,139,1,1 4wkr_A_,107,109,1,1 4wkr_A_,109,112,1,1 4wkr_A_,109,113,1,1 4wkr_A_,110,114,1,1 4wkr_A_,112,116,1,1 4wkr_A_,113,117,1,1 4wkr_A_,114,118,1,1 4wkr_A_,117,120,1,1 4wkr_A_,118,121,1,1 4wkr_A_,120,153,1,1 4wkr_A_,122,146,1,1 4wkr_A_,124,144,1,1 4wkr_A_,125,144,1,1 4wkr_A_,127,142,1,1 4wkr_A_,129,138,1,1 4wkr_A_,131,136,1,1 4wkr_A_,132,133,1,1 4wkr_A_,133,134,1,1 4wkr_A_,134,136,1,1 4wkr_A_,146,147,1,1 4wkr_A_,147,150,1,1 4wkr_A_,147,151,1,1 4wkr_A_,148,152,1,1 4wkr_A_,151,154,1,1 4wkr_A_,151,155,1,1 4wkr_A_,154,158,1,1 4wkr_A_,156,159,1,1 4wkr_A_,156,160,1,1