anchor.diff:  2016MNRAS.459.1233K,kepler,exoplanets
   2016MNRAS.459.1993M,kepler,exoplanets
   2016MNRAS.459.2408A,k2,exoplanets
  +2016MNRAS.459.3622K,k2,astrophysics
  +2016MNRAS.460.1970B,kepler,astrophysics
   2016MNRAS.tmp..587B,kepler,astrophysics
   2016MNRAS.tmp..660P,kepler,astrophysics
   2016MNRAS.tmp..662H,k2,astrophysics
   2016MNRAS.tmp..736O,kepler,exoplanets
   2016MNRAS.tmp..773D,kepler,astrophysics
   2016MNRAS.tmp..861S,unrelated,
  +2016MNRAS.tmp..951B,unrelated,
  +2016MNRAS.tmp..968L,kepler,astrophysics
  +2016MNRAS.tmp..981V,kepler,astrophysics
  +2016MNRAS.tmp.1002S,kepler,exoplanets
  +2016MNRAS.tmp.1017P,k2,exoplanets
   2016NatCo...711201L,kepler,exoplanets
   2016Natur.529..139W,unrelated,
   2016Natur.529..181V,kepler,astrophysics
  
positive.code: 2016arXiv160600057S,k2,astrophysics
  2016arXiv160600440V,kepler,exoplanets
  2016arXiv160600831G,kepler,astrophysics
  2016arXiv160601264P,k2,exoplanets
  2016arXiv160601744H,kepler,exoplanets
  2016arXiv160601761T,k2,astrophysics
  2016arXiv160601926M,kepler,astrophysics
  2016arXiv160602115M,k2,astrophysics
  2016arXiv160602398L,kepler,exoplanets
  
negative.code: 2016AJ....151..150M,k2,exoplanets
  2016AJ....151..159S,k2,exoplanets
  2016AJ....151..171J,k2,exoplanets
  2016AJ....152....4A,kepler,exoplanets
  2016AJ....152....5D,k2,astrophysics
  2016AJ....152....6W,kepler,astrophysics
  2016AN....337..235S,unrelated,
  2016AcASn..57....9Y,kepler,astrophysics
  2016Ap&SS.361...17B,kepler,exoplanets
  