pair,contact1,contact2,flow1,flow2 2m60_A_,3,6,1,1 2m60_A_,3,7,1,1 2m60_A_,4,8,1,1 2m60_A_,6,9,1,1 2m60_A_,6,10,1,1 2m60_A_,11,14,1,1 2m60_A_,11,15,1,1 2m60_A_,12,16,1,1 2m60_A_,15,18,1,1 2m60_A_,18,21,1,1 2m60_A_,18,22,1,1 2m60_A_,19,23,1,1 2m60_A_,21,25,1,1 2m60_A_,22,26,1,1 2m60_A_,23,27,1,1 2m60_A_,24,28,1,1 2m60_A_,25,28,1,1 2m60_A_,25,29,1,1 2m60_A_,25,30,1,1 2m60_A_,26,29,1,1 2m60_A_,31,34,1,1 2m60_A_,32,36,1,1 2m60_A_,33,37,1,1 2m60_A_,34,38,1,1 2m60_A_,35,39,1,1