pair,contact1,contact2,flow1,flow2 6y69_0_,8,11,1,1 6y69_0_,8,12,1,1 6y69_0_,9,13,1,1 6y69_0_,10,14,1,1 6y69_0_,11,15,1,1 6y69_0_,12,16,1,1 6y69_0_,14,17,1,1 6y69_0_,16,19,1,1 6y69_0_,22,23,1,1 6y69_0_,24,25,1,1 6y69_0_,24,26,1,1 6y69_0_,28,37,1,1 6y69_0_,30,33,1,1 6y69_0_,30,35,1,1 6y69_0_,33,35,1,1 6y69_0_,35,43,1,1 6y69_0_,37,38,1,1 6y69_0_,39,41,1,1 6y69_0_,43,46,1,1 6y69_0_,43,47,1,1 6y69_0_,46,53,1,1 6y69_0_,48,51,1,1