anchor.diff:  475,1991,boca juniors,1,1,ferro carril oeste
   476,1991,mandiyu (ctes),0,1,velez sarsfield
   477,1991,racing club,2,2,dep espanol
  -478,1991,talleres (cba),2,1,lanus
  +478,1991,talleres (cordoba),2,1,lanus
   479,1991,ferro carril oeste,1,1,newell's old boys
   480,1991,independiente,2,2,union (sta fe)
  -481,1991,talleres (cba),1,2,estudiantes (lp)
  +481,1991,talleres (cordoba),1,2,estudiantes (lp)
   482,1991,lanus,1,4,racing club
   483,1991,dep espanol,1,1,mandiyu (ctes)
   484,1991,velez sarsfield,1,1,boca juniors
  
positive.code: 857,1992,gimnasia y esgrima (lp),1,0,newell's old boys
  858,1992,racing club,0,0,independiente
  859,1992,rosario central,2,0,estudiantes (lp)
  860,1992,union (sta fe),0,0,talleres (cba)
  861,1992,quilmes,0,0,san lorenzo
  862,1992,platense,0,0,argentinos juniors
  863,1992,san lorenzo,1,2,union (sta fe)
  864,1992,platense,0,2,boca juniors
  865,1992,argentinos juniors,1,0,quilmes
  866,1992,talleres (cba),3,1,rosario central
  867,1992,estudiantes (lp),1,0,racing club
  868,1992,independiente,2,3,gimnasia y esgrima (lp)
  869,1992,newell's old boys,0,1,belgrano (cba)
  870,1992,river plate,1,0,velez sarsfield
  871,1992,huracan,2,1,ferro carril oeste
  872,1992,depmandiyu (ctes),2,1,dep espanol
  873,1992,racing club,1,2,talleres (cba)
  874,1992,boca juniors,2,0,depmandiyu (ctes)
  875,1992,dep espanol,1,0,huracan
  876,1992,ferro carril oeste,0,1,river plate
  
negative.code: 4816,2002,union (sf),1,2,san lorenzo
  4817,2002,boca juniors,5,3,independiente
  4818,2002,nueva chicago,3,2,newell's old boys
  4819,2002,talleres (cordoba),4,1,gimnasia (lp)
  4820,2002,argentinos juniors,1,3,river plate
  4821,2002,racing club,2,0,lanus
  4822,2002,velez sarsfield,1,1,racing club
  4823,2002,river plate,6,1,rosario central
  4824,2002,chacarita juniors,0,1,talleres (cordoba)
  4825,2002,san lorenzo,2,2,estudiantes (lp)
  4826,2002,colon (sf),0,0,union (sf)
  4827,2002,gimnasia (lp),2,2,huracan
  