pair,contact1,contact2,flow1,flow2 1ss3_A_,1,4,1,1 1ss3_A_,2,5,1,1 1ss3_A_,2,6,1,1 1ss3_A_,3,7,1,1 1ss3_A_,5,8,1,1 1ss3_A_,5,9,1,1 1ss3_A_,6,10,1,1 1ss3_A_,7,11,1,1 1ss3_A_,8,12,1,1 1ss3_A_,9,13,1,1 1ss3_A_,10,14,1,1 1ss3_A_,11,15,1,1 1ss3_A_,12,16,1,1 1ss3_A_,13,17,1,1 1ss3_A_,13,23,1,1 1ss3_A_,14,18,1,1 1ss3_A_,16,19,1,1 1ss3_A_,16,26,1,1 1ss3_A_,17,20,1,1 1ss3_A_,21,26,1,1 1ss3_A_,22,26,1,1 1ss3_A_,23,27,1,1 1ss3_A_,24,27,1,1 1ss3_A_,24,28,1,1 1ss3_A_,25,29,1,1 1ss3_A_,26,30,1,1 1ss3_A_,27,31,1,1 1ss3_A_,29,33,1,1 1ss3_A_,30,34,1,1 1ss3_A_,33,34,1,1