pair,contact1,contact2,flow1,flow2 1sqb_H_,4,6,1,1 1sqb_H_,4,7,1,1 1sqb_H_,4,8,1,1 1sqb_H_,5,9,1,1 1sqb_H_,6,10,1,1 1sqb_H_,7,11,1,1 1sqb_H_,9,12,1,1 1sqb_H_,9,13,1,1 1sqb_H_,10,14,1,1 1sqb_H_,11,15,1,1 1sqb_H_,13,16,1,1 1sqb_H_,13,54,1,1 1sqb_H_,14,19,1,1 1sqb_H_,16,19,1,1 1sqb_H_,23,27,1,1 1sqb_H_,24,28,1,1 1sqb_H_,25,29,1,1 1sqb_H_,26,30,1,1 1sqb_H_,27,31,1,1 1sqb_H_,28,32,1,1 1sqb_H_,29,33,1,1 1sqb_H_,29,43,1,1 1sqb_H_,29,46,1,1 1sqb_H_,30,34,1,1 1sqb_H_,31,35,1,1 1sqb_H_,39,41,1,1 1sqb_H_,44,48,1,1 1sqb_H_,45,49,1,1 1sqb_H_,47,51,1,1 1sqb_H_,48,52,1,1 1sqb_H_,49,53,1,1 1sqb_H_,50,54,1,1 1sqb_H_,51,55,1,1 1sqb_H_,52,56,1,1 1sqb_H_,54,57,1,1 1sqb_H_,54,58,1,1 1sqb_H_,55,59,1,1 1sqb_H_,58,61,1,1 1sqb_H_,58,62,1,1 1sqb_H_,61,64,1,1