pair,contact1,contact2,flow1,flow2 2zhg_A_,3,40,1,1 2zhg_A_,4,6,1,1 2zhg_A_,4,7,1,1 2zhg_A_,4,8,1,1 2zhg_A_,5,9,1,1 2zhg_A_,6,9,1,1 2zhg_A_,6,10,1,1 2zhg_A_,7,10,1,1 2zhg_A_,7,11,1,1 2zhg_A_,8,12,1,1 2zhg_A_,9,13,1,1 2zhg_A_,9,14,1,1 2zhg_A_,12,52,1,1 2zhg_A_,13,52,1,1 2zhg_A_,15,19,1,1 2zhg_A_,16,20,1,1 2zhg_A_,17,21,1,1 2zhg_A_,18,22,1,1 2zhg_A_,19,23,1,1 2zhg_A_,20,24,1,1 2zhg_A_,21,24,1,1 2zhg_A_,21,25,1,1 2zhg_A_,22,27,1,1 2zhg_A_,23,26,1,1 2zhg_A_,23,38,1,1 2zhg_A_,30,31,1,1 2zhg_A_,31,39,1,1 2zhg_A_,32,36,1,1 2zhg_A_,33,36,1,1 2zhg_A_,33,37,1,1 2zhg_A_,41,44,1,1 2zhg_A_,42,45,1,1 2zhg_A_,43,47,1,1 2zhg_A_,44,48,1,1 2zhg_A_,45,49,1,1 2zhg_A_,46,50,1,1 2zhg_A_,47,51,1,1 2zhg_A_,48,52,1,1 2zhg_A_,49,53,1,1 2zhg_A_,50,54,1,1 2zhg_A_,51,55,1,1 2zhg_A_,52,56,1,1 2zhg_A_,53,57,1,1 2zhg_A_,54,59,1,1 2zhg_A_,55,58,1,1 2zhg_A_,57,91,1,1 2zhg_A_,60,64,1,1 2zhg_A_,61,65,1,1 2zhg_A_,62,65,1,1 2zhg_A_,62,66,1,1 2zhg_A_,64,68,1,1 2zhg_A_,65,68,1,1 2zhg_A_,65,69,1,1 2zhg_A_,73,76,1,1 2zhg_A_,74,78,1,1 2zhg_A_,75,79,1,1 2zhg_A_,76,80,1,1 2zhg_A_,77,81,1,1 2zhg_A_,78,81,1,1 2zhg_A_,78,82,1,1 2zhg_A_,79,82,1,1 2zhg_A_,79,83,1,1 2zhg_A_,80,84,1,1 2zhg_A_,81,84,1,1 2zhg_A_,81,85,1,1 2zhg_A_,82,86,1,1 2zhg_A_,84,88,1,1 2zhg_A_,86,89,1,1 2zhg_A_,86,90,1,1 2zhg_A_,87,91,1,1 2zhg_A_,88,92,1,1 2zhg_A_,89,93,1,1 2zhg_A_,90,94,1,1 2zhg_A_,91,95,1,1 2zhg_A_,92,96,1,1 2zhg_A_,93,97,1,1 2zhg_A_,94,98,1,1 2zhg_A_,95,99,1,1 2zhg_A_,96,100,1,1 2zhg_A_,97,100,1,1 2zhg_A_,97,101,1,1 2zhg_A_,98,102,1,1 2zhg_A_,99,103,1,1 2zhg_A_,100,104,1,1 2zhg_A_,101,104,1,1 2zhg_A_,101,105,1,1 2zhg_A_,105,108,1,1 2zhg_A_,112,115,1,1 2zhg_A_,116,120,1,1