pair,contact1,contact2,flow1,flow2 4tkp_B_,1,5,1,1 4tkp_B_,2,6,1,1 4tkp_B_,3,7,1,1 4tkp_B_,4,8,1,1 4tkp_B_,5,8,1,1 4tkp_B_,5,9,1,1 4tkp_B_,6,10,1,1 4tkp_B_,7,10,1,1 4tkp_B_,9,18,1,1 4tkp_B_,11,15,1,1 4tkp_B_,11,16,1,1 4tkp_B_,14,16,1,1 4tkp_B_,17,19,1,1 4tkp_B_,17,31,1,1 4tkp_B_,19,32,1,1 4tkp_B_,21,52,1,1 4tkp_B_,22,30,1,1 4tkp_B_,23,29,1,1 4tkp_B_,23,50,1,1 4tkp_B_,23,52,1,1 4tkp_B_,24,27,1,1 4tkp_B_,24,28,1,1 4tkp_B_,25,43,1,1 4tkp_B_,26,28,1,1 4tkp_B_,28,37,1,1 4tkp_B_,28,40,1,1 4tkp_B_,31,34,1,1 4tkp_B_,36,41,1,1 4tkp_B_,37,41,1,1 4tkp_B_,37,42,1,1 4tkp_B_,45,47,1,1 4tkp_B_,45,48,1,1 4tkp_B_,52,55,1,1 4tkp_B_,52,56,1,1 4tkp_B_,53,57,1,1 4tkp_B_,54,58,1,1 4tkp_B_,55,59,1,1 4tkp_B_,56,60,1,1 4tkp_B_,57,61,1,1 4tkp_B_,59,62,1,1