pair,contact1,contact2,flow1,flow2 2w1a_C_,1,5,1,1 2w1a_C_,2,6,1,1 2w1a_C_,3,7,1,1 2w1a_C_,5,9,1,1 2w1a_C_,6,10,1,1 2w1a_C_,7,11,1,1 2w1a_C_,8,12,1,1 2w1a_C_,9,13,1,1 2w1a_C_,10,14,1,1 2w1a_C_,11,15,1,1 2w1a_C_,12,15,1,1 2w1a_C_,12,16,1,1 2w1a_C_,13,17,1,1 2w1a_C_,14,18,1,1 2w1a_C_,15,19,1,1 2w1a_C_,16,20,1,1 2w1a_C_,17,21,1,1 2w1a_C_,18,22,1,1 2w1a_C_,19,23,1,1 2w1a_C_,20,24,1,1 2w1a_C_,21,25,1,1 2w1a_C_,22,26,1,1 2w1a_C_,23,27,1,1 2w1a_C_,24,28,1,1 2w1a_C_,25,29,1,1 2w1a_C_,26,30,1,1 2w1a_C_,27,31,1,1 2w1a_C_,28,32,1,1 2w1a_C_,29,33,1,1 2w1a_C_,30,34,1,1 2w1a_C_,31,35,1,1 2w1a_C_,32,36,1,1 2w1a_C_,33,37,1,1 2w1a_C_,34,37,1,1 2w1a_C_,34,39,1,1 2w1a_C_,34,40,1,1 2w1a_C_,34,41,1,1 2w1a_C_,35,38,1,1 2w1a_C_,40,42,1,1 2w1a_C_,41,78,1,1 2w1a_C_,43,46,1,1 2w1a_C_,43,47,1,1 2w1a_C_,44,48,1,1 2w1a_C_,45,49,1,1 2w1a_C_,46,50,1,1 2w1a_C_,47,51,1,1 2w1a_C_,47,73,1,1 2w1a_C_,48,52,1,1 2w1a_C_,49,53,1,1 2w1a_C_,51,54,1,1 2w1a_C_,52,55,1,1 2w1a_C_,54,57,1,1 2w1a_C_,55,58,1,1 2w1a_C_,58,61,1,1 2w1a_C_,59,62,1,1 2w1a_C_,60,64,1,1 2w1a_C_,61,65,1,1 2w1a_C_,62,66,1,1 2w1a_C_,63,67,1,1 2w1a_C_,64,68,1,1 2w1a_C_,65,69,1,1 2w1a_C_,66,70,1,1 2w1a_C_,67,71,1,1 2w1a_C_,68,72,1,1 2w1a_C_,69,73,1,1 2w1a_C_,70,74,1,1 2w1a_C_,73,74,1,1