anchor.diff:  Tunisia,Peace,,2015,http://en.wikipedia.org/wiki/Tunisian_National_Dialogue_Quartet,Tunisian National Dialogue Quartet,1,0
   Colombia,Peace,Colombia,2016,https://en.wikipedia.org/wiki/Juan_Manuel_Santos,Juan Manuel Santos,1,0
   Australia,Peace,,2017,https://en.wikipedia.org/wiki/International_Campaign_to_Abolish_Nuclear_Weapons,International Campaign to Abolish Nuclear Weapons,1,0
  +DR Congo,Peace,DR Congo,2018,https://en.wikipedia.org/wiki/Denis_Mukwege,Denis Mukwege,1/2,0
  +Iraq,Peace,Iraq,2018,https://en.wikipedia.org/wiki/Nadia_Murad,Nadia Murad,1/2,0
   Germany,Physics,Germany,1901,http://en.wikipedia.org/wiki/Wilhelm_R%C3%B6ntgen,Wilhelm Röntgen,1,0
   Netherlands,Physics,Netherlands,1902,http://en.wikipedia.org/wiki/Hendrik_Lorentz,Hendrik Lorentz,1/2,0
   Netherlands,Physics,Netherlands,1902,http://en.wikipedia.org/wiki/Pieter_Zeeman,Pieter Zeeman,1/2,0
  
positive.code: UK_SCO,Economics,UK|US,2015,http://en.wikipedia.org/wiki/Angus_Deaton,Angus Deaton,1,0
  UK_ENG,Economics,UK|US,2016,http://en.wikipedia.org/wiki/Oliver_Hart_(economist),Oliver Hart,1/2,1
  Finland,Economics,Finland,2016,http://en.wikipedia.org/wiki/Bengt_R._Holmstr%C3%B6m,Bengt Holmström,1/2,0
  France,Literature,France,1901,http://en.wikipedia.org/wiki/Sully_Prudhomme,Sully Prudhomme,1,0
  Germany,Literature,Germany,1902,http://en.wikipedia.org/wiki/Theodor_Mommsen,Theodor Mommsen,1,0
  Norway,Literature,Norway,1903,http://en.wikipedia.org/wiki/Bj%C3%B8rnstjerne_Bj%C3%B8rnson,Bjørnstjerne Bjørnson,1,0
  
negative.code: Sweden,Physiology and Medicine,Sweden,1911,http://en.wikipedia.org/wiki/Allvar_Gullstrand,Allvar Gullstrand,1,0
  France,Physiology and Medicine,France,1912,http://en.wikipedia.org/wiki/Alexis_Carrel,Alexis Carrel,1,0
  France,Physiology and Medicine,France,1913,http://en.wikipedia.org/wiki/Charles_Richet,Charles Richet,1,0
  Austria,Physiology and Medicine,Austria,1914,http://en.wikipedia.org/wiki/Robert_B%C3%A1r%C3%A1ny,Robert Bárány,1,1
  Belgium,Physiology and Medicine,Belgium,1919,http://en.wikipedia.org/wiki/Jules_Bordet,Jules Bordet,1,0
  Denmark,Physiology and Medicine,Denmark,1920,http://en.wikipedia.org/wiki/August_Krogh,August Krogh,1,0
  UK_ENG,Physiology and Medicine,UK,1922,http://en.wikipedia.org/wiki/Archibald_Hill,Archibald Hill,1/2,0
  