pair,contact1,contact2,flow1,flow2 4r8c_A_,1,4,1,1 4r8c_A_,2,6,1,1 4r8c_A_,3,7,1,1 4r8c_A_,4,8,1,1 4r8c_A_,5,9,1,1 4r8c_A_,6,10,1,1 4r8c_A_,7,11,1,1 4r8c_A_,8,12,1,1 4r8c_A_,9,13,1,1 4r8c_A_,10,14,1,1 4r8c_A_,10,58,1,1 4r8c_A_,11,15,1,1 4r8c_A_,12,16,1,1 4r8c_A_,13,17,1,1 4r8c_A_,14,18,1,1 4r8c_A_,15,19,1,1 4r8c_A_,16,20,1,1 4r8c_A_,17,21,1,1 4r8c_A_,18,22,1,1 4r8c_A_,18,24,1,1 4r8c_A_,18,55,1,1 4r8c_A_,19,24,1,1 4r8c_A_,22,47,1,1 4r8c_A_,22,48,1,1 4r8c_A_,25,28,1,1 4r8c_A_,25,29,1,1 4r8c_A_,26,30,1,1 4r8c_A_,27,31,1,1 4r8c_A_,28,32,1,1 4r8c_A_,29,33,1,1 4r8c_A_,30,34,1,1 4r8c_A_,31,35,1,1 4r8c_A_,31,42,1,1 4r8c_A_,32,36,1,1 4r8c_A_,33,37,1,1 4r8c_A_,34,38,1,1 4r8c_A_,35,41,1,1 4r8c_A_,36,39,1,1 4r8c_A_,38,39,1,1 4r8c_A_,43,44,1,1 4r8c_A_,47,52,1,1 4r8c_A_,48,51,1,1 4r8c_A_,48,52,1,1 4r8c_A_,49,53,1,1 4r8c_A_,50,54,1,1 4r8c_A_,51,55,1,1 4r8c_A_,52,56,1,1 4r8c_A_,53,57,1,1 4r8c_A_,54,58,1,1 4r8c_A_,55,59,1,1 4r8c_A_,56,60,1,1 4r8c_A_,57,61,1,1 4r8c_A_,58,62,1,1 4r8c_A_,59,63,1,1 4r8c_A_,62,66,1,1 4r8c_A_,63,67,1,1 4r8c_A_,64,68,1,1 4r8c_A_,65,69,1,1 4r8c_A_,66,70,1,1 4r8c_A_,67,71,1,1 4r8c_A_,68,72,1,1 4r8c_A_,69,73,1,1 4r8c_A_,70,74,1,1 4r8c_A_,71,75,1,1 4r8c_A_,73,77,1,1 4r8c_A_,73,78,1,1 4r8c_A_,74,76,1,1 4r8c_A_,74,79,1,1 4r8c_A_,77,81,1,1 4r8c_A_,78,82,1,1 4r8c_A_,79,83,1,1 4r8c_A_,80,84,1,1 4r8c_A_,82,84,1,1 4r8c_A_,83,84,1,1