anchor.diff:  4249,2000,chacarita jrs,0,1,newell's old boys
   4250,2000,gimnasia lp,1,0,racing club
   4251,2000,lanus,1,0,estudiantes lp
  -4252,2000,argentinos js,0,1,colon sf
  +4252,2000,argentinos juniors,0,1,colon sf
   4253,2000,union sf,1,4,chacarita juniors
   4254,2000,talleres cba,2,2,boca juniors
   4255,2000,gimnasia j,2,2,instituto cba
  
positive.code: 3972,2000,boca,2,0,instituto
  3973,2000,gimnasia j,0,2,river plate
  3974,2000,lanus,2,2,gimnasia lp
  3975,2000,argentinos js,0,1,union
  3976,2000,independiente,2,1,talleres
  3977,2000,estudiantes,0,1,chacarita js
  3978,2000,velez,1,0,newell's ob
  
negative.code: 4562,2001,newell's o b,3,0,huracan
  4563,2001,racing club,0,4,almagro
  4564,2001,union sf,2,3,river plate
  4565,2001,argentinos juniors,0,0,velez sarsfield
  4566,2001,belgrano cba,1,1,estudiantes lp
  4567,2001,gimnasia lp,1,3,lanus
  4568,2001,chacarita jrs,3,2,rosario central
  