pair,contact1,contact2,flow1,flow2 2o9u_X_,4,43,1,1 2o9u_X_,6,41,1,1 2o9u_X_,7,8,1,1 2o9u_X_,7,39,1,1 2o9u_X_,9,12,1,1 2o9u_X_,9,13,1,1 2o9u_X_,10,14,1,1 2o9u_X_,11,14,1,1 2o9u_X_,11,15,1,1 2o9u_X_,12,16,1,1 2o9u_X_,13,17,1,1 2o9u_X_,13,37,1,1 2o9u_X_,14,18,1,1 2o9u_X_,15,19,1,1 2o9u_X_,16,20,1,1 2o9u_X_,17,21,1,1 2o9u_X_,18,22,1,1 2o9u_X_,19,23,1,1 2o9u_X_,20,24,1,1 2o9u_X_,21,25,1,1 2o9u_X_,22,25,1,1 2o9u_X_,22,26,1,1 2o9u_X_,23,26,1,1 2o9u_X_,23,27,1,1 2o9u_X_,23,28,1,1 2o9u_X_,24,30,1,1 2o9u_X_,24,32,1,1 2o9u_X_,27,30,1,1 2o9u_X_,29,91,1,1 2o9u_X_,33,67,1,1 2o9u_X_,35,65,1,1 2o9u_X_,35,68,1,1 2o9u_X_,36,65,1,1 2o9u_X_,38,41,1,1 2o9u_X_,38,63,1,1 2o9u_X_,41,42,1,1 2o9u_X_,41,61,1,1 2o9u_X_,42,61,1,1 2o9u_X_,44,59,1,1 2o9u_X_,46,56,1,1 2o9u_X_,46,57,1,1 2o9u_X_,48,54,1,1 2o9u_X_,56,79,1,1 2o9u_X_,58,77,1,1 2o9u_X_,60,75,1,1 2o9u_X_,61,72,1,1 2o9u_X_,61,74,1,1 2o9u_X_,62,73,1,1 2o9u_X_,63,72,1,1 2o9u_X_,64,71,1,1 2o9u_X_,66,69,1,1 2o9u_X_,67,69,1,1 2o9u_X_,70,93,1,1 2o9u_X_,72,90,1,1 2o9u_X_,74,87,1,1 2o9u_X_,74,88,1,1 2o9u_X_,76,85,1,1 2o9u_X_,77,84,1,1 2o9u_X_,78,80,1,1 2o9u_X_,78,81,1,1 2o9u_X_,78,83,1,1 2o9u_X_,81,83,1,1