pair,contact1,contact2,flow1,flow2 1nlp_C_,2,24,1,1 1nlp_C_,3,54,1,1 1nlp_C_,4,21,1,1 1nlp_C_,4,22,1,1 1nlp_C_,6,52,1,1 1nlp_C_,7,20,1,1 1nlp_C_,12,14,1,1 1nlp_C_,14,47,1,1 1nlp_C_,16,47,1,1 1nlp_C_,19,22,1,1 1nlp_C_,25,38,1,1 1nlp_C_,28,36,1,1 1nlp_C_,32,35,1,1 1nlp_C_,33,50,1,1 1nlp_C_,35,48,1,1 1nlp_C_,37,46,1,1 1nlp_C_,39,44,1,1 1nlp_C_,49,52,1,1 1nlp_C_,50,53,1,1