pair,contact1,contact2,flow1,flow2 1yhq_2_,4,7,1,1 1yhq_2_,4,8,1,1 1yhq_2_,5,9,1,1 1yhq_2_,6,10,1,1 1yhq_2_,7,11,1,1 1yhq_2_,7,46,1,1 1yhq_2_,8,12,1,1 1yhq_2_,9,13,1,1 1yhq_2_,10,14,1,1 1yhq_2_,11,15,1,1 1yhq_2_,12,16,1,1 1yhq_2_,13,17,1,1 1yhq_2_,15,18,1,1 1yhq_2_,16,19,1,1 1yhq_2_,17,33,1,1 1yhq_2_,22,25,1,1 1yhq_2_,23,26,1,1 1yhq_2_,24,28,1,1 1yhq_2_,25,29,1,1 1yhq_2_,26,29,1,1 1yhq_2_,26,31,1,1 1yhq_2_,27,30,1,1 1yhq_2_,29,31,1,1 1yhq_2_,33,35,1,1 1yhq_2_,33,36,1,1 1yhq_2_,38,42,1,1