pair,contact1,contact2,flow1,flow2 1bsr_A_,2,10,1,1 1bsr_A_,3,6,1,1 1bsr_A_,3,7,1,1 1bsr_A_,4,8,1,1 1bsr_A_,5,9,1,1 1bsr_A_,6,10,1,1 1bsr_A_,7,11,1,1 1bsr_A_,8,12,1,1 1bsr_A_,9,13,1,1 1bsr_A_,18,21,1,1 1bsr_A_,19,24,1,1 1bsr_A_,21,23,1,1 1bsr_A_,21,24,1,1 1bsr_A_,22,25,1,1 1bsr_A_,23,99,1,1 1bsr_A_,24,28,1,1 1bsr_A_,25,29,1,1 1bsr_A_,26,30,1,1 1bsr_A_,26,83,1,1 1bsr_A_,26,98,1,1 1bsr_A_,26,99,1,1 1bsr_A_,27,97,1,1 1bsr_A_,28,32,1,1 1bsr_A_,29,33,1,1 1bsr_A_,30,35,1,1 1bsr_A_,31,34,1,1 1bsr_A_,35,41,1,1 1bsr_A_,38,92,1,1 1bsr_A_,41,44,1,1 1bsr_A_,41,97,1,1 1bsr_A_,42,86,1,1 1bsr_A_,44,84,1,1 1bsr_A_,45,83,1,1 1bsr_A_,46,82,1,1 1bsr_A_,48,80,1,1 1bsr_A_,48,82,1,1 1bsr_A_,49,80,1,1 1bsr_A_,50,53,1,1 1bsr_A_,50,54,1,1 1bsr_A_,51,55,1,1 1bsr_A_,52,56,1,1 1bsr_A_,54,57,1,1 1bsr_A_,55,58,1,1 1bsr_A_,56,59,1,1 1bsr_A_,57,60,1,1 1bsr_A_,60,76,1,1 1bsr_A_,61,74,1,1 1bsr_A_,62,70,1,1 1bsr_A_,63,72,1,1 1bsr_A_,65,68,1,1 1bsr_A_,65,69,1,1 1bsr_A_,65,71,1,1 1bsr_A_,66,121,1,1 1bsr_A_,67,69,1,1 1bsr_A_,71,110,1,1 1bsr_A_,73,108,1,1 1bsr_A_,75,77,1,1 1bsr_A_,75,105,1,1 1bsr_A_,75,106,1,1 1bsr_A_,79,104,1,1 1bsr_A_,81,102,1,1 1bsr_A_,83,100,1,1 1bsr_A_,85,98,1,1 1bsr_A_,86,90,1,1 1bsr_A_,87,90,1,1 1bsr_A_,87,96,1,1 1bsr_A_,90,96,1,1 1bsr_A_,91,94,1,1 1bsr_A_,105,124,1,1 1bsr_A_,107,121,1,1 1bsr_A_,107,122,1,1 1bsr_A_,109,118,1,1 1bsr_A_,109,119,1,1 1bsr_A_,111,116,1,1 1bsr_A_,119,121,1,1