pair,contact1,contact2,flow1,flow2 2qsg_X_,3,7,1,1 2qsg_X_,3,32,1,1 2qsg_X_,4,8,1,1 2qsg_X_,6,10,1,1 2qsg_X_,6,31,1,1 2qsg_X_,6,32,1,1 2qsg_X_,7,11,1,1 2qsg_X_,8,12,1,1 2qsg_X_,9,13,1,1 2qsg_X_,10,14,1,1 2qsg_X_,11,15,1,1 2qsg_X_,11,50,1,1 2qsg_X_,12,15,1,1 2qsg_X_,12,16,1,1 2qsg_X_,13,17,1,1 2qsg_X_,17,20,1,1 2qsg_X_,18,21,1,1 2qsg_X_,21,25,1,1 2qsg_X_,22,26,1,1 2qsg_X_,23,27,1,1 2qsg_X_,24,28,1,1 2qsg_X_,25,29,1,1 2qsg_X_,26,29,1,1 2qsg_X_,26,30,1,1 2qsg_X_,27,31,1,1 2qsg_X_,28,31,1,1 2qsg_X_,34,38,1,1 2qsg_X_,35,39,1,1 2qsg_X_,36,40,1,1 2qsg_X_,37,41,1,1 2qsg_X_,38,41,1,1 2qsg_X_,38,42,1,1 2qsg_X_,42,45,1,1 2qsg_X_,42,46,1,1 2qsg_X_,43,47,1,1 2qsg_X_,44,45,1,1 2qsg_X_,44,48,1,1 2qsg_X_,45,48,1,1 2qsg_X_,45,49,1,1 2qsg_X_,46,50,1,1 2qsg_X_,47,51,1,1 2qsg_X_,48,51,1,1 2qsg_X_,48,52,1,1 2qsg_X_,51,54,1,1