pair,contact1,contact2,flow1,flow2 2dbd_A_,8,12,1,1 2dbd_A_,11,14,1,1 2dbd_A_,11,15,1,1 2dbd_A_,12,16,1,1 2dbd_A_,13,17,1,1 2dbd_A_,15,18,1,1 2dbd_A_,17,21,1,1 2dbd_A_,17,94,1,1 2dbd_A_,18,67,1,1 2dbd_A_,20,23,1,1 2dbd_A_,20,24,1,1 2dbd_A_,21,25,1,1 2dbd_A_,28,32,1,1 2dbd_A_,28,55,1,1 2dbd_A_,29,33,1,1 2dbd_A_,30,34,1,1 2dbd_A_,31,35,1,1 2dbd_A_,32,36,1,1 2dbd_A_,33,37,1,1 2dbd_A_,34,38,1,1 2dbd_A_,35,40,1,1 2dbd_A_,35,41,1,1 2dbd_A_,36,39,1,1 2dbd_A_,40,69,1,1 2dbd_A_,42,45,1,1 2dbd_A_,42,46,1,1 2dbd_A_,43,47,1,1 2dbd_A_,45,48,1,1 2dbd_A_,45,49,1,1 2dbd_A_,46,50,1,1 2dbd_A_,47,51,1,1 2dbd_A_,49,52,1,1 2dbd_A_,54,58,1,1 2dbd_A_,55,59,1,1 2dbd_A_,57,61,1,1 2dbd_A_,58,62,1,1 2dbd_A_,59,63,1,1 2dbd_A_,60,64,1,1 2dbd_A_,61,65,1,1 2dbd_A_,62,66,1,1 2dbd_A_,63,67,1,1 2dbd_A_,64,68,1,1 2dbd_A_,65,68,1,1 2dbd_A_,65,69,1,1 2dbd_A_,66,70,1,1 2dbd_A_,70,74,1,1 2dbd_A_,71,75,1,1 2dbd_A_,73,77,1,1 2dbd_A_,74,78,1,1 2dbd_A_,75,79,1,1 2dbd_A_,76,80,1,1 2dbd_A_,78,81,1,1 2dbd_A_,79,82,1,1 2dbd_A_,79,83,1,1 2dbd_A_,80,84,1,1 2dbd_A_,84,87,1,1 2dbd_A_,85,88,1,1 2dbd_A_,85,92,1,1 2dbd_A_,92,96,1,1 2dbd_A_,93,97,1,1 2dbd_A_,94,97,1,1 2dbd_A_,94,98,1,1 2dbd_A_,95,99,1,1