pair,contact1,contact2,flow1,flow2 1zpq_A_,3,7,1,1 1zpq_A_,4,7,1,1 1zpq_A_,4,8,1,1 1zpq_A_,5,8,1,1 1zpq_A_,5,9,1,1 1zpq_A_,6,10,1,1 1zpq_A_,7,11,1,1 1zpq_A_,8,12,1,1 1zpq_A_,9,13,1,1 1zpq_A_,10,14,1,1 1zpq_A_,11,15,1,1 1zpq_A_,12,16,1,1 1zpq_A_,13,17,1,1 1zpq_A_,14,18,1,1 1zpq_A_,16,19,1,1 1zpq_A_,16,20,1,1 1zpq_A_,20,24,1,1 1zpq_A_,22,26,1,1 1zpq_A_,24,28,1,1 1zpq_A_,25,29,1,1 1zpq_A_,31,32,1,1 1zpq_A_,31,34,1,1 1zpq_A_,32,35,1,1 1zpq_A_,32,36,1,1 1zpq_A_,34,38,1,1 1zpq_A_,37,41,1,1 1zpq_A_,38,43,1,1 1zpq_A_,41,42,1,1 1zpq_A_,41,45,1,1 1zpq_A_,42,46,1,1 1zpq_A_,43,47,1,1 1zpq_A_,44,48,1,1 1zpq_A_,45,49,1,1 1zpq_A_,46,50,1,1 1zpq_A_,48,51,1,1 1zpq_A_,48,52,1,1 1zpq_A_,49,53,1,1 1zpq_A_,51,54,1,1 1zpq_A_,51,55,1,1 1zpq_A_,58,62,1,1 1zpq_A_,60,63,1,1 1zpq_A_,60,64,1,1 1zpq_A_,61,65,1,1 1zpq_A_,62,66,1,1 1zpq_A_,63,67,1,1 1zpq_A_,64,68,1,1 1zpq_A_,65,69,1,1 1zpq_A_,66,70,1,1 1zpq_A_,67,71,1,1 1zpq_A_,68,72,1,1 1zpq_A_,69,72,1,1 1zpq_A_,69,73,1,1 1zpq_A_,70,74,1,1