pair,contact1,contact2,flow1,flow2 2cps_A_,1,3,1,1 2cps_A_,5,7,1,1 2cps_A_,8,12,1,1 2cps_A_,9,13,1,1 2cps_A_,11,14,1,1 2cps_A_,12,16,1,1 2cps_A_,14,17,1,1 2cps_A_,18,21,1,1 2cps_A_,23,26,1,1 2cps_A_,24,28,1,1 2cps_A_,25,29,1,1 2cps_A_,26,30,1,1 2cps_A_,27,31,1,1 2cps_A_,29,32,1,1 2cps_A_,29,33,1,1 2cps_A_,33,36,1,1 2cps_A_,33,37,1,1 2cps_A_,34,38,1,1 2cps_A_,36,40,1,1 2cps_A_,37,41,1,1 2cps_A_,38,42,1,1 2cps_A_,39,43,1,1 2cps_A_,40,44,1,1 2cps_A_,41,45,1,1 2cps_A_,42,46,1,1 2cps_A_,44,47,1,1