pair,contact1,contact2,flow1,flow2 7k53_i_,1,61,1,1 7k53_i_,13,16,1,1 7k53_i_,18,20,1,1 7k53_i_,19,23,1,1 7k53_i_,23,26,1,1 7k53_i_,24,27,1,1 7k53_i_,24,28,1,1 7k53_i_,26,30,1,1 7k53_i_,27,30,1,1 7k53_i_,27,31,1,1 7k53_i_,33,37,1,1 7k53_i_,34,38,1,1 7k53_i_,35,38,1,1 7k53_i_,35,39,1,1 7k53_i_,36,40,1,1 7k53_i_,37,41,1,1 7k53_i_,38,42,1,1 7k53_i_,39,42,1,1 7k53_i_,39,43,1,1 7k53_i_,41,45,1,1 7k53_i_,42,46,1,1 7k53_i_,44,47,1,1 7k53_i_,45,48,1,1 7k53_i_,46,50,1,1 7k53_i_,55,71,1,1 7k53_i_,57,69,1,1 7k53_i_,59,67,1,1 7k53_i_,61,65,1,1 7k53_i_,63,65,1,1