anchor.diff:  Troy Elder,22,Australia,2000,10/1/00,Hockey,0,0,1,1
   Jimmy Elmer,29,Australia,2000,10/1/00,Hockey,0,0,1,1
   Renita Farrell-Garard,28,Australia,2000,10/1/00,Hockey,1,0,0,1
  -Mara Paz Ferrari,27,Argentina,2000,10/1/00,Hockey,0,1,0,1
  +Mar_a Paz Ferrari,27,Argentina,2000,10/1/00,Hockey,0,1,0,1
   Anabel Gambero,28,Argentina,2000,10/1/00,Hockey,0,1,0,1
   Gang Geon-Uk,29,South Korea,2000,10/1/00,Hockey,0,1,0,1
  -Sole Garca,19,Argentina,2000,10/1/00,Hockey,0,1,0,1
  +Sole Garc_a,19,Argentina,2000,10/1/00,Hockey,0,1,0,1
   Paul Gaudoin,25,Australia,2000,10/1/00,Hockey,0,0,1,1
   Piet-Hein Geeris,28,Netherlands,2000,10/1/00,Hockey,1,0,0,1
   Han Hyeong-Bae,24,South Korea,2000,10/1/00,Hockey,0,1,0,1
   Juliet Haslam,31,Australia,2000,10/1/00,Hockey,1,0,0,1
   Rechelle Hawkes,33,Australia,2000,10/1/00,Hockey,1,0,0,1
  -Maripi Hernndez,23,Argentina,2000,10/1/00,Hockey,0,1,0,1
  +Maripi Hern_ndez,23,Argentina,2000,10/1/00,Hockey,0,1,0,1
   Stephen Holt,26,Australia,2000,10/1/00,Hockey,0,0,1,1
   Nikki Hudson,24,Australia,2000,10/1/00,Hockey,1,0,0,1
   Hwang Jong-Hyeon,25,South Korea,2000,10/1/00,Hockey,0,1,0,1
  
positive.code: Margalida Crespi,21,Spain,2012,8/12/12,Synchronized Swimming,0,0,1,1
  Anastasiya Davydova,29,Russia,2012,8/12/12,Synchronized Swimming,1,0,0,1
  Mariya Gromova,28,Russia,2012,8/12/12,Synchronized Swimming,1,0,0,1
  Thais Henrquez,29,Spain,2012,8/12/12,Synchronized Swimming,0,0,1,1
  Jiang Tingting,25,China,2012,8/12/12,Synchronized Swimming,0,1,0,1
  Jiang Wenwen,25,China,2012,8/12/12,Synchronized Swimming,0,1,0,1
  Elvira Khasyanova,31,Russia,2012,8/12/12,Synchronized Swimming,1,0,0,1
  
negative.code: Lee Taek-Geun,28,South Korea,2008,8/24/08,Baseball,1,0,0,1
  Lee Yong-Gyu,22,South Korea,2008,8/24/08,Baseball,1,0,0,1
  Lou Marson,22,United States,2008,8/24/08,Baseball,0,0,1,1
  Jonder Mart_nez,30,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Alexander Mayeta,31,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Rolando Meri_o,37,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Luis Miguel Navas,28,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Blaine Neal,30,United States,2008,8/24/08,Baseball,0,0,1,1
  Jayson Nix,25,United States,2008,8/24/08,Baseball,0,0,1,1
  O Seung-Hwan,26,South Korea,2008,8/24/08,Baseball,1,0,0,1
  Vicyohandri Odel_n,28,Cuba,2008,8/24/08,Baseball,0,1,0,1
  H_ctor Olivera Jr.,23,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Adiel Palma,37,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Eduardo Paret,35,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Park Jin-Man,31,South Korea,2008,8/24/08,Baseball,1,0,0,1
  Yadier Pedroso,22,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Ariel Pestano,34,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Luis Miguel Rodr_guez,35,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Ryu Hyeon-Jin,21,South Korea,2008,8/24/08,Baseball,1,0,0,1
  Elier S_nchez,21,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Eriel S_nchez,33,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Nate Schierholtz,24,United States,2008,8/24/08,Baseball,0,0,1,1
  Song Seung-Jun,28,South Korea,2008,8/24/08,Baseball,1,0,0,1
  Jeff Stevens,24,United States,2008,8/24/08,Baseball,0,0,1,1
  Stephen Strasburg,20,United States,2008,8/24/08,Baseball,0,0,1,1
  Taylor Teagarden,24,United States,2008,8/24/08,Baseball,0,0,1,1
  Terry Tiffee,29,United States,2008,8/24/08,Baseball,0,0,1,1
  Yoandri Urgell_s,27,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Norge Luis Vera,37,Cuba,2008,8/24/08,Baseball,0,1,0,1
  Casey Weathers,23,United States,2008,8/24/08,Baseball,0,0,1,1
  Yoon Suk-Min,22,South Korea,2008,8/24/08,Baseball,1,0,0,1
  