anchor.diff:  http://og.decc.gov.uk/assets/og/licences/rounds/27/4209-r-q-and-a.pdf,,410
   http://og.decc.gov.uk/assets/og/licences/rounds/27/4247-r27-other-/,,410
   http://og.decc.gov.uk/assets/og/licences/rounds/27/6777/,,410
  -http://og.decc.gov.uk/assets/og/licences/rounds/27/6779-27th-round-map-3-north-sea-central.pdf.,,410
   http://og.decc.gov.uk/assets/og/licences/rounds/27/other-reg-guidance.pdf,,410
   http://og.decc.gov.uk/assets/og/licences/rounds/4225-guidance-technical.pdf,,410
   http://og.decc.gov.uk/assets/og/licences/rounds/4225-guidanceenvironmental.pdf,,410
  
positive.code: http://og.decc.gov.uk/assets/og/ep/onshore/7269-government-response-sg-report%20.pdf,,410
  http://og.decc.gov.uk/assets/og/ep/onshore/7269-sg-qa.pdf,,410
  http://og.decc.gov.uk/assets/og/ep/onshore/7349-interim-report-on-bow/,,410
  http://og.decc.gov.uk/assets/og/ep/onshore/promote_uk_cbm.,,410
  http://og.decc.gov.uk/assets/og/ep/onshore/promote_uk_cbm/,,410
  http://og.decc.gov.uk/assets/og/ep/taxation/decommissioning.pdf,,410
  http://og.decc.gov.uk/assets/og/ep/taxation/environment.pdf,,410
  
negative.code: http://og.decc.gov.uk/envir,,410
  http://og.decc.gov.uk/environment/,,410
  http://og.decc.gov.uk/environment/chemtrials.htm,,410
  http://og.decc.gov.uk/environment/eiaguidancenote.pdf,,410
  http://og.decc.gov.uk/environment/index.htm,,410
  http://og.decc.gov.uk/environment/index.htmdecc,,410
  http://og.decc.gov.uk/environment/ocr2002,,410
  