pair,contact1,contact2,flow1,flow2 6pbk_A_,7,8,1,1 6pbk_A_,15,36,1,1 6pbk_A_,15,37,1,1 6pbk_A_,15,109,1,1 6pbk_A_,17,19,1,1 6pbk_A_,17,34,1,1 6pbk_A_,19,32,1,1 6pbk_A_,19,34,1,1 6pbk_A_,20,32,1,1 6pbk_A_,22,30,1,1 6pbk_A_,23,25,1,1 6pbk_A_,24,28,1,1 6pbk_A_,25,27,1,1 6pbk_A_,25,28,1,1 6pbk_A_,26,93,1,1 6pbk_A_,27,89,1,1 6pbk_A_,29,87,1,1 6pbk_A_,31,85,1,1 6pbk_A_,33,83,1,1 6pbk_A_,35,37,1,1 6pbk_A_,35,39,1,1 6pbk_A_,35,77,1,1 6pbk_A_,35,80,1,1 6pbk_A_,35,81,1,1 6pbk_A_,40,78,1,1 6pbk_A_,41,77,1,1 6pbk_A_,43,46,1,1 6pbk_A_,44,47,1,1 6pbk_A_,44,75,1,1 6pbk_A_,48,104,1,1 6pbk_A_,49,60,1,1 6pbk_A_,50,102,1,1 6pbk_A_,51,58,1,1 6pbk_A_,52,100,1,1 6pbk_A_,53,56,1,1 6pbk_A_,54,98,1,1 6pbk_A_,54,100,1,1 6pbk_A_,56,58,1,1 6pbk_A_,61,70,1,1 6pbk_A_,63,70,1,1 6pbk_A_,64,66,1,1 6pbk_A_,67,89,1,1 6pbk_A_,69,88,1,1 6pbk_A_,71,86,1,1 6pbk_A_,73,84,1,1 6pbk_A_,74,76,1,1 6pbk_A_,78,81,1,1 6pbk_A_,80,82,1,1 6pbk_A_,94,96,1,1 6pbk_A_,94,99,1,1 6pbk_A_,97,98,1,1 6pbk_A_,99,115,1,1 6pbk_A_,101,113,1,1 6pbk_A_,103,111,1,1 6pbk_A_,105,108,1,1 6pbk_A_,105,109,1,1 6pbk_A_,108,110,1,1