pair,contact1,contact2,flow1,flow2 4y28_C_,1,70,1,1 4y28_C_,2,69,1,1 4y28_C_,3,67,1,1 4y28_C_,5,65,1,1 4y28_C_,7,10,1,1 4y28_C_,7,63,1,1 4y28_C_,7,67,1,1 4y28_C_,10,33,1,1 4y28_C_,13,14,1,1 4y28_C_,14,18,1,1 4y28_C_,16,19,1,1 4y28_C_,16,20,1,1 4y28_C_,22,46,1,1 4y28_C_,23,43,1,1 4y28_C_,26,40,1,1 4y28_C_,26,43,1,1 4y28_C_,28,38,1,1 4y28_C_,30,36,1,1 4y28_C_,33,36,1,1 4y28_C_,33,37,1,1 4y28_C_,43,46,1,1 4y28_C_,51,54,1,1 4y28_C_,51,55,1,1 4y28_C_,51,66,1,1 4y28_C_,53,56,1,1 4y28_C_,54,57,1,1 4y28_C_,54,65,1,1 4y28_C_,54,66,1,1 4y28_C_,57,59,1,1 4y28_C_,57,63,1,1 4y28_C_,59,63,1,1 4y28_C_,71,75,1,1 4y28_C_,72,75,1,1 4y28_C_,72,76,1,1