anchor.diff:  ### List all sources [GET]
   
   + Response 200 (application/json)
  -    + Attributes (array[Source])
  +    + Attributes
  +        + data (array[Source Object])
  +        + links
  +            + first: http://factual.ro/api/sources?page[number]=0 (string)
  +            + last: http://factual.ro/api/sources?page[number]=3 (string)
  +            + prev: http://factual.ro/api/sources?page[offset]=0 (string)
  +            + next: http://factual.ro/api/sources?page[offset]=2 (string)
  +
  +# Data Structures
  +
  +## Statement Object (object)
  ++ id: 1 (string) - The id of the statement
  ++ type: statement (string, fixed)
  ++ attributes
  +    + text: We in Indiana have . . . the highest credit rating in the nation. (string) - The statement's text
  +    + person_name: Mike Pence (string) - A name of the person who said the statement
  +    + rating: false (string) - The rating of the statement: true | false | half-true. This dictionary depends on the fact-checker
  +    + explanation: Indiana Gov. Mike Pence, the Republican nominee for vice president, introduced himself... (string) - The extended explanation of the rating
  +    + factchecker_uri: http://www.politifact.com/truth-o-meter/statements/2016/jul/21/mike-pence/mike-pence-touts-top-indiana-credit-rating-achieve/ (string) - The URI of the fact check on fact-checker website
  +    + sources: http://www.agerpres.ro/politica/2016/07/10/dragnea-de-cand-e-gabriela-firea-primar-nu-s-a-taiat-niciun-pom-pe-kiseleff-21-41-07 (string) - TODO relationships  
  +
  +## Source Object (object)
  ++ id: 1 (string) - The id of the source
  ++ type: source (string, fixed)
  ++ attributes
  +    + uri: http://www.agerpres.ro/politica/2016/07/10/dragnea-de-cand-e-gabriela-firea-primar-nu-s-a-taiat-niciun-pom-pe-kiseleff-21-41-07 (string)
  
positive.code:     + uri (optional, URI, `http://www.agerpres.ro/politica/2016/07/10/dragnea-de-cand-e-gabriela-firea-primar-nu-s-a-taiat-niciun-pom-pe-kiseleff-21-41-07`) ... URI to check for a fact check.
  
  + Response 200 (application/json)
      + Attributes (array[Statement])
  
  ## Group Sources
  
  
negative.code:     + id: 1 (required, string) - ID of the statement
      
  + Attributes (object)
      + data (Statement Object)
      
  ### View specific statement [GET]
  
  + Response 200 (application/json)
  