pair,contact1,contact2,flow1,flow2 5wuk_B_,1,4,1,1 5wuk_B_,1,5,1,1 5wuk_B_,2,6,1,1 5wuk_B_,3,7,1,1 5wuk_B_,4,8,1,1 5wuk_B_,5,9,1,1 5wuk_B_,6,10,1,1 5wuk_B_,7,11,1,1 5wuk_B_,8,12,1,1 5wuk_B_,9,13,1,1 5wuk_B_,10,13,1,1 5wuk_B_,10,14,1,1 5wuk_B_,11,15,1,1 5wuk_B_,12,16,1,1 5wuk_B_,13,17,1,1 5wuk_B_,14,18,1,1 5wuk_B_,15,19,1,1 5wuk_B_,16,20,1,1 5wuk_B_,17,21,1,1 5wuk_B_,18,22,1,1 5wuk_B_,20,23,1,1 5wuk_B_,21,24,1,1 5wuk_B_,23,24,1,1