pair,contact1,contact2,flow1,flow2 2qsh_X_,3,6,1,1 2qsh_X_,3,7,1,1 2qsh_X_,3,32,1,1 2qsh_X_,4,8,1,1 2qsh_X_,5,9,1,1 2qsh_X_,6,10,1,1 2qsh_X_,6,31,1,1 2qsh_X_,6,32,1,1 2qsh_X_,7,11,1,1 2qsh_X_,8,12,1,1 2qsh_X_,9,13,1,1 2qsh_X_,10,14,1,1 2qsh_X_,11,15,1,1 2qsh_X_,11,49,1,1 2qsh_X_,11,50,1,1 2qsh_X_,11,52,1,1 2qsh_X_,12,15,1,1 2qsh_X_,12,16,1,1 2qsh_X_,12,17,1,1 2qsh_X_,13,17,1,1 2qsh_X_,17,20,1,1 2qsh_X_,18,21,1,1 2qsh_X_,21,25,1,1 2qsh_X_,22,26,1,1 2qsh_X_,23,27,1,1 2qsh_X_,24,28,1,1 2qsh_X_,25,29,1,1 2qsh_X_,26,29,1,1 2qsh_X_,27,31,1,1 2qsh_X_,28,31,1,1 2qsh_X_,32,35,1,1 2qsh_X_,34,38,1,1 2qsh_X_,35,39,1,1 2qsh_X_,36,40,1,1 2qsh_X_,37,41,1,1 2qsh_X_,38,42,1,1 2qsh_X_,43,47,1,1 2qsh_X_,44,48,1,1 2qsh_X_,45,48,1,1 2qsh_X_,45,49,1,1 2qsh_X_,46,50,1,1 2qsh_X_,47,51,1,1 2qsh_X_,48,52,1,1 2qsh_X_,49,52,1,1