pair,contact1,contact2,flow1,flow2 1bkr_A_,1,5,1,1 1bkr_A_,2,6,1,1 1bkr_A_,3,7,1,1 1bkr_A_,4,8,1,1 1bkr_A_,4,91,1,1 1bkr_A_,5,9,1,1 1bkr_A_,6,10,1,1 1bkr_A_,7,11,1,1 1bkr_A_,8,12,1,1 1bkr_A_,9,13,1,1 1bkr_A_,10,14,1,1 1bkr_A_,11,15,1,1 1bkr_A_,12,23,1,1 1bkr_A_,13,16,1,1 1bkr_A_,15,18,1,1 1bkr_A_,20,55,1,1 1bkr_A_,21,22,1,1 1bkr_A_,22,29,1,1 1bkr_A_,24,29,1,1 1bkr_A_,25,27,1,1 1bkr_A_,25,28,1,1 1bkr_A_,25,29,1,1 1bkr_A_,25,30,1,1 1bkr_A_,27,28,1,1 1bkr_A_,27,30,1,1 1bkr_A_,28,31,1,1 1bkr_A_,30,33,1,1 1bkr_A_,31,85,1,1 1bkr_A_,32,34,1,1 1bkr_A_,32,61,1,1 1bkr_A_,33,37,1,1 1bkr_A_,34,38,1,1 1bkr_A_,35,39,1,1 1bkr_A_,36,40,1,1 1bkr_A_,37,41,1,1 1bkr_A_,37,61,1,1 1bkr_A_,37,64,1,1 1bkr_A_,38,42,1,1 1bkr_A_,39,43,1,1 1bkr_A_,40,43,1,1 1bkr_A_,40,44,1,1 1bkr_A_,41,48,1,1 1bkr_A_,44,46,1,1 1bkr_A_,44,47,1,1 1bkr_A_,45,48,1,1 1bkr_A_,49,52,1,1 1bkr_A_,50,53,1,1 1bkr_A_,54,57,1,1 1bkr_A_,54,61,1,1 1bkr_A_,56,57,1,1 1bkr_A_,57,61,1,1 1bkr_A_,58,62,1,1 1bkr_A_,59,63,1,1 1bkr_A_,60,64,1,1 1bkr_A_,61,65,1,1 1bkr_A_,62,66,1,1 1bkr_A_,63,67,1,1 1bkr_A_,64,68,1,1 1bkr_A_,65,69,1,1 1bkr_A_,66,70,1,1 1bkr_A_,67,71,1,1 1bkr_A_,67,77,1,1 1bkr_A_,68,72,1,1 1bkr_A_,69,73,1,1 1bkr_A_,69,75,1,1 1bkr_A_,70,74,1,1 1bkr_A_,70,77,1,1 1bkr_A_,76,78,1,1 1bkr_A_,80,82,1,1 1bkr_A_,80,83,1,1 1bkr_A_,80,84,1,1 1bkr_A_,81,84,1,1 1bkr_A_,81,85,1,1 1bkr_A_,90,93,1,1 1bkr_A_,90,94,1,1 1bkr_A_,91,95,1,1 1bkr_A_,92,96,1,1 1bkr_A_,93,97,1,1 1bkr_A_,94,98,1,1 1bkr_A_,95,99,1,1 1bkr_A_,96,100,1,1 1bkr_A_,97,100,1,1 1bkr_A_,97,101,1,1 1bkr_A_,98,102,1,1 1bkr_A_,99,103,1,1 1bkr_A_,100,104,1,1 1bkr_A_,101,105,1,1 1bkr_A_,102,106,1,1 1bkr_A_,104,107,1,1