anchor.diff:  Jan Philipp Rabente,25,Germany,2012,8/12/12,Hockey,1,0,0,1
   Carla Rebecchi,27,Argentina,2012,8/12/12,Hockey,0,1,0,1
   Helen Richardson,30,Great Britain,2012,8/12/12,Hockey,0,0,1,1
  -Ana Rodrguez,31,Argentina,2012,8/12/12,Hockey,0,1,0,1
  +Ana Rodr_guez,31,Argentina,2012,8/12/12,Hockey,0,1,0,1
   Chloe Rogers,27,Great Britain,2012,8/12/12,Hockey,0,0,1,1
  -Rocio Snchez,23,Argentina,2012,8/12/12,Hockey,0,1,0,1
  +Rocio S_nchez,23,Argentina,2012,8/12/12,Hockey,0,1,0,1
   Maru Scarone,25,Argentina,2012,8/12/12,Hockey,0,1,0,1
   Joyce Sombroek,21,Netherlands,2012,8/12/12,Hockey,1,0,0,1
   Dani Sruoga,24,Argentina,2012,8/12/12,Hockey,0,1,0,1
  
positive.code: Magdalena Neuner,23,Germany,2010,2/28/10,Biathlon,2,1,0,3
  Emil Hegle Svendsen,24,Norway,2010,2/28/10,Biathlon,2,1,0,3
  Albina Akhatova,29,Russia,2006,2/26/06,Biathlon,1,0,2,3
  Ole Einar Bjrndalen,32,Norway,2006,2/26/06,Biathlon,0,2,1,3
  Sven Fischer,34,Germany,2006,2/26/06,Biathlon,2,0,1,3
  Martina Glagow-Beck,26,Germany,2006,2/26/06,Biathlon,0,3,0,3
  Michael Greis,29,Germany,2006,2/26/06,Biathlon,3,0,0,3
  
negative.code: Fanny Fischer,21,Germany,2008,8/24/08,Canoeing,1,0,0,1
  David Florence,26,Great Britain,2008,8/24/08,Canoeing,0,1,0,1
  Lyndsie Fogarty,24,Australia,2008,8/24/08,Canoeing,0,0,1,1
  Bj_rn Goldschmidt,28,Germany,2008,8/24/08,Canoeing,0,0,1,1
  Alexander Grimm,21,Germany,2008,8/24/08,Canoeing,1,0,0,1
  Thomas Hall,26,Canada,2008,8/24/08,Canoeing,0,0,1,1
  Pavol Hochschorner,28,Slovakia,2008,8/24/08,Canoeing,1,0,0,1
  