anchor.diff:                  "href": "http://tako.io/works/",
                   "items": [
                       {
  -                        "href": "http://tako.io/works/ab324c53b..",
  +                        "href": "http://project-octopus.org/works/ab324c53b..",
                           "data": [
                               {
                                   "name": "creator",
  
positive.code: FORMAT: 1A
  HOST: http://tako.io
  
  # octopodes
  A prototype hypermedia API for recording the use of creative works and media objects on the World Wide Web.
  
negative.code:         {
              "collection": {
                  "version": "1.0",
                  "href": "http://project-octopus.org/works/",
                  "items": [
                      {
                          "href": "http://project-octopus.org/works/ab324c53b..",
                          "data": [
                              {
                                  "name": "creator",
  