pair,contact1,contact2,flow1,flow2 5nwd_H_,5,8,1,1 5nwd_H_,6,8,1,1 5nwd_H_,9,32,1,1 5nwd_H_,11,26,1,1 5nwd_H_,13,24,1,1 5nwd_H_,18,20,1,1 5nwd_H_,18,21,1,1 5nwd_H_,29,31,1,1 5nwd_H_,29,32,1,1 5nwd_H_,30,33,1,1 5nwd_H_,34,36,1,1