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: US_NY,Physiology and Medicine,US,2017,https://en.wikipedia.org/wiki/Jeffrey_C._Hall,Jeffrey C. Hall,1/3,0
  US_MO,Physiology and Medicine,US,2017,https://en.wikipedia.org/wiki/Michael_Rosbash,Michael Rosbash,1/3,1
  US_FL,Physiology and Medicine,US,2017,https://en.wikipedia.org/wiki/Michael_W._Young,Michael W. Young,1/3,0
  US,TX,Physiology and Medicine,US,2018,https://en.wikipedia.org/wiki/James_P._Allison,James P. Allison,1/2,0
  Japan,Physiology and Medicine,Japan,2018,https://en.wikipedia.org/wiki/Tasuku_Honjo,Tasuku Honjo,1/2,0
  