pair,contact1,contact2,flow1,flow2 7zsb_J_,5,14,1,1 7zsb_J_,5,15,1,1 7zsb_J_,7,9,1,1 7zsb_J_,7,12,1,1 7zsb_J_,13,17,1,1 7zsb_J_,14,17,1,1 7zsb_J_,16,17,1,1 7zsb_J_,17,20,1,1 7zsb_J_,17,21,1,1 7zsb_J_,18,22,1,1 7zsb_J_,19,23,1,1 7zsb_J_,20,24,1,1 7zsb_J_,21,25,1,1 7zsb_J_,22,26,1,1 7zsb_J_,25,29,1,1 7zsb_J_,31,34,1,1 7zsb_J_,31,35,1,1 7zsb_J_,32,36,1,1 7zsb_J_,33,37,1,1 7zsb_J_,33,47,1,1 7zsb_J_,34,38,1,1 7zsb_J_,35,39,1,1 7zsb_J_,36,41,1,1 7zsb_J_,37,40,1,1 7zsb_J_,37,47,1,1 7zsb_J_,41,47,1,1 7zsb_J_,43,47,1,1 7zsb_J_,44,48,1,1 7zsb_J_,45,49,1,1 7zsb_J_,46,50,1,1 7zsb_J_,47,51,1,1 7zsb_J_,48,52,1,1 7zsb_J_,56,60,1,1 7zsb_J_,57,61,1,1 7zsb_J_,60,63,1,1 7zsb_J_,64,68,1,1