pair,contact1,contact2,flow1,flow2 1zr9_A_,7,9,1,1 1zr9_A_,7,10,1,1 1zr9_A_,7,13,1,1 1zr9_A_,10,13,1,1 1zr9_A_,11,14,1,1 1zr9_A_,12,15,1,1 1zr9_A_,14,17,1,1 1zr9_A_,16,25,1,1 1zr9_A_,18,21,1,1 1zr9_A_,18,23,1,1 1zr9_A_,18,34,1,1 1zr9_A_,18,40,1,1 1zr9_A_,19,22,1,1 1zr9_A_,21,34,1,1 1zr9_A_,21,40,1,1 1zr9_A_,27,29,1,1 1zr9_A_,27,31,1,1 1zr9_A_,28,32,1,1 1zr9_A_,29,33,1,1 1zr9_A_,30,34,1,1 1zr9_A_,32,35,1,1 1zr9_A_,33,36,1,1 1zr9_A_,34,40,1,1 1zr9_A_,37,40,1,1 1zr9_A_,37,41,1,1 1zr9_A_,38,42,1,1 1zr9_A_,39,42,1,1 1zr9_A_,39,43,1,1 1zr9_A_,40,44,1,1 1zr9_A_,41,45,1,1 1zr9_A_,41,54,1,1 1zr9_A_,42,46,1,1 1zr9_A_,43,46,1,1 1zr9_A_,43,47,1,1 1zr9_A_,44,49,1,1 1zr9_A_,50,53,1,1 1zr9_A_,53,56,1,1 1zr9_A_,53,57,1,1 1zr9_A_,54,58,1,1 1zr9_A_,55,58,1,1