pair,contact1,contact2,flow1,flow2 1a1z_A_,2,6,1,1 1a1z_A_,3,7,1,1 1a1z_A_,4,8,1,1 1a1z_A_,5,9,1,1 1a1z_A_,7,10,1,1 1a1z_A_,7,11,1,1 1a1z_A_,8,12,1,1 1a1z_A_,10,13,1,1 1a1z_A_,11,14,1,1 1a1z_A_,11,15,1,1 1a1z_A_,12,15,1,1 1a1z_A_,15,19,1,1 1a1z_A_,16,20,1,1 1a1z_A_,17,21,1,1 1a1z_A_,18,21,1,1 1a1z_A_,18,22,1,1 1a1z_A_,19,23,1,1 1a1z_A_,20,24,1,1 1a1z_A_,21,25,1,1 1a1z_A_,22,26,1,1 1a1z_A_,24,28,1,1 1a1z_A_,25,28,1,1 1a1z_A_,27,30,1,1 1a1z_A_,27,31,1,1 1a1z_A_,27,32,1,1 1a1z_A_,32,36,1,1 1a1z_A_,33,37,1,1 1a1z_A_,34,37,1,1 1a1z_A_,35,38,1,1 1a1z_A_,35,39,1,1 1a1z_A_,41,44,1,1 1a1z_A_,42,46,1,1 1a1z_A_,43,47,1,1 1a1z_A_,44,47,1,1 1a1z_A_,44,48,1,1 1a1z_A_,45,49,1,1 1a1z_A_,46,50,1,1 1a1z_A_,47,51,1,1 1a1z_A_,48,52,1,1 1a1z_A_,60,64,1,1 1a1z_A_,61,65,1,1 1a1z_A_,62,65,1,1 1a1z_A_,62,66,1,1 1a1z_A_,63,67,1,1 1a1z_A_,64,68,1,1 1a1z_A_,64,80,1,1 1a1z_A_,65,69,1,1 1a1z_A_,66,69,1,1 1a1z_A_,66,70,1,1 1a1z_A_,67,72,1,1 1a1z_A_,68,71,1,1 1a1z_A_,72,76,1,1 1a1z_A_,73,77,1,1 1a1z_A_,75,79,1,1 1a1z_A_,76,80,1,1 1a1z_A_,78,81,1,1 1a1z_A_,78,82,1,1 1a1z_A_,79,82,1,1