pair,contact1,contact2,flow1,flow2 2zzd_A_,4,6,1,1 2zzd_A_,4,7,1,1 2zzd_A_,6,10,1,1 2zzd_A_,7,11,1,1 2zzd_A_,8,12,1,1 2zzd_A_,9,13,1,1 2zzd_A_,12,15,1,1 2zzd_A_,12,16,1,1 2zzd_A_,16,20,1,1 2zzd_A_,18,21,1,1 2zzd_A_,19,22,1,1 2zzd_A_,21,24,1,1 2zzd_A_,23,66,1,1 2zzd_A_,25,66,1,1 2zzd_A_,26,83,1,1 2zzd_A_,28,30,1,1 2zzd_A_,29,113,1,1 2zzd_A_,30,85,1,1 2zzd_A_,31,34,1,1 2zzd_A_,33,60,1,1 2zzd_A_,34,60,1,1 2zzd_A_,35,59,1,1 2zzd_A_,35,119,1,1 2zzd_A_,36,58,1,1 2zzd_A_,37,117,1,1 2zzd_A_,38,55,1,1 2zzd_A_,38,56,1,1 2zzd_A_,39,115,1,1 2zzd_A_,41,54,1,1 2zzd_A_,44,46,1,1 2zzd_A_,46,48,1,1 2zzd_A_,47,49,1,1 2zzd_A_,47,71,1,1 2zzd_A_,47,115,1,1 2zzd_A_,48,71,1,1 2zzd_A_,49,54,1,1 2zzd_A_,50,53,1,1 2zzd_A_,51,54,1,1 2zzd_A_,53,56,1,1 2zzd_A_,59,88,1,1 2zzd_A_,61,86,1,1 2zzd_A_,62,86,1,1 2zzd_A_,64,84,1,1 2zzd_A_,65,84,1,1 2zzd_A_,65,110,1,1 2zzd_A_,67,68,1,1 2zzd_A_,67,82,1,1 2zzd_A_,69,72,1,1 2zzd_A_,69,73,1,1 2zzd_A_,70,74,1,1 2zzd_A_,71,115,1,1 2zzd_A_,72,75,1,1 2zzd_A_,72,77,1,1 2zzd_A_,72,114,1,1 2zzd_A_,73,76,1,1 2zzd_A_,82,114,1,1 2zzd_A_,83,113,1,1 2zzd_A_,85,111,1,1 2zzd_A_,85,113,1,1 2zzd_A_,86,108,1,1 2zzd_A_,87,109,1,1 2zzd_A_,89,107,1,1 2zzd_A_,90,93,1,1 2zzd_A_,91,94,1,1 2zzd_A_,91,95,1,1 2zzd_A_,91,105,1,1 2zzd_A_,95,98,1,1 2zzd_A_,98,105,1,1 2zzd_A_,99,101,1,1 2zzd_A_,99,102,1,1 2zzd_A_,102,105,1,1 2zzd_A_,112,115,1,1 2zzd_A_,113,116,1,1