pair,contact1,contact2,flow1,flow2 1k73_1_,2,5,1,1 1k73_1_,2,14,1,1 1k73_1_,3,6,1,1 1k73_1_,4,21,1,1 1k73_1_,5,8,1,1 1k73_1_,8,9,1,1 1k73_1_,8,14,1,1 1k73_1_,10,14,1,1 1k73_1_,11,15,1,1 1k73_1_,12,16,1,1 1k73_1_,13,17,1,1 1k73_1_,14,18,1,1 1k73_1_,15,19,1,1 1k73_1_,16,20,1,1 1k73_1_,17,21,1,1 1k73_1_,18,22,1,1 1k73_1_,19,23,1,1 1k73_1_,20,24,1,1 1k73_1_,21,25,1,1 1k73_1_,23,26,1,1 1k73_1_,24,28,1,1 1k73_1_,24,60,1,1 1k73_1_,28,38,1,1 1k73_1_,30,35,1,1 1k73_1_,37,48,1,1 1k73_1_,37,49,1,1 1k73_1_,39,47,1,1 1k73_1_,40,59,1,1 1k73_1_,41,45,1,1 1k73_1_,42,45,1,1 1k73_1_,44,57,1,1 1k73_1_,46,55,1,1 1k73_1_,46,58,1,1 1k73_1_,48,52,1,1 1k73_1_,48,53,1,1 1k73_1_,64,67,1,1 1k73_1_,64,68,1,1 1k73_1_,66,70,1,1 1k73_1_,69,73,1,1