pair,contact1,contact2,flow1,flow2 6zvk_H3_,1,4,1,1 6zvk_H3_,7,9,1,1 6zvk_H3_,12,15,1,1 6zvk_H3_,13,24,1,1 6zvk_H3_,17,23,1,1 6zvk_H3_,18,22,1,1 6zvk_H3_,18,23,1,1 6zvk_H3_,23,24,1,1 6zvk_H3_,26,37,1,1 6zvk_H3_,28,35,1,1 6zvk_H3_,30,31,1,1 6zvk_H3_,36,38,1,1 6zvk_H3_,36,40,1,1 6zvk_H3_,37,40,1,1 6zvk_H3_,37,41,1,1 6zvk_H3_,38,42,1,1 6zvk_H3_,40,43,1,1 6zvk_H3_,41,44,1,1 6zvk_H3_,43,46,1,1 6zvk_H3_,43,47,1,1 6zvk_H3_,44,48,1,1 6zvk_H3_,44,49,1,1