new_contents: #!/usr/bin/python
  '''
  NPR 2017-12-03
  https://www.npr.org/2017/12/03/567605941/sunday-puzzle-the-reverse-is-also-true
  
  Take the singular and plural forms of a particular noun. 
  Remove the first two letters of the singular form and you'll name a country. 
  Remove one letter from inside the plural form to name another country. 
  What words and countries are these?
  '''
  
  from nltk.corpus import gazetteers
  import json
  
  #%%
  # COUNTRIES
  COUNTRIES = frozenset([x.lower() for x in gazetteers.words('countries.txt')])
  
  #%%
  with open('../plurals.json','rb') as fid:
      plurals = json.load(fid)
  
  for noun in plurals.keys():
      if noun[2:] in COUNTRIES:
          for p in plurals[noun]:
              for i in range(1,len(p)):
                  country2 = p[:i]+p[i+1:]
                  if country2 in COUNTRIES:
                      print noun,noun[2:],country2
                  
subject: Add solution for 2017-12-03