pair,contact1,contact2,flow1,flow2 6tdd_A_,7,8,1,1 6tdd_A_,7,10,1,1 6tdd_A_,7,12,1,1 6tdd_A_,12,15,1,1 6tdd_A_,13,17,1,1 6tdd_A_,14,18,1,1 6tdd_A_,15,19,1,1 6tdd_A_,16,20,1,1 6tdd_A_,17,21,1,1 6tdd_A_,18,22,1,1 6tdd_A_,19,23,1,1 6tdd_A_,21,24,1,1 6tdd_A_,22,25,1,1 6tdd_A_,26,30,1,1 6tdd_A_,28,32,1,1 6tdd_A_,29,33,1,1 6tdd_A_,30,34,1,1 6tdd_A_,31,35,1,1 6tdd_A_,32,36,1,1 6tdd_A_,33,37,1,1 6tdd_A_,34,38,1,1 6tdd_A_,35,39,1,1 6tdd_A_,36,40,1,1 6tdd_A_,37,41,1,1 6tdd_A_,38,41,1,1 6tdd_A_,38,42,1,1 6tdd_A_,39,43,1,1 6tdd_A_,40,44,1,1