pair,contact1,contact2,flow1,flow2 2yrg_A_,8,11,1,1 2yrg_A_,15,24,1,1 2yrg_A_,17,20,1,1 2yrg_A_,17,22,1,1 2yrg_A_,20,36,1,1 2yrg_A_,20,39,1,1 2yrg_A_,25,53,1,1 2yrg_A_,26,35,1,1 2yrg_A_,27,51,1,1 2yrg_A_,28,31,1,1 2yrg_A_,28,33,1,1 2yrg_A_,28,45,1,1 2yrg_A_,28,48,1,1 2yrg_A_,29,49,1,1 2yrg_A_,36,40,1,1 2yrg_A_,37,41,1,1 2yrg_A_,39,42,1,1 2yrg_A_,45,48,1,1