anchor.diff:  http://www.gad.gov.uk/knowledge_centre/social_security.html,,410
   http://www.gad.gov.uk/knowledge_centre/staff_transfers.html,,410
   http://www.gad.gov.uk/knowledge_centre/strategic%20risk%20management.html,,410
  -http://www.gad.gov.uk/knowledge_centre/strategic_risk_management.html,,410
  +http://www.gad.gov.uk/knowledge_centre/strategic_risk_management.html,https://www.gov.uk/government/publications/strategic-risk-management,301
   http://www.gad.gov.uk/links.html,,410
   http://www.gad.gov.uk/newsletters/dec_2011/gad_enews_issue_8_v8_19_dec_2011.pdf,,410
   http://www.gad.gov.uk/newsletters/e-newsletter.pdf,,410
  
positive.code: http://www.gad.gov.uk/careers/index.html,https://www.gov.uk/government/organisations/government-actuary-s-department/about/recruitment,301
  http://www.gad.gov.uk/careers/part_qualified_actuaries.html,https://www.gov.uk/government/organisations/government-actuary-s-department/about/recruitment,301
  http://www.gad.gov.uk/careers/qualified_and_part_qualified_actuaries.html,https://www.gov.uk/government/organisations/government-actuary-s-department/about/recruitment,301
  http://www.gad.gov.uk/contacts.html,https://www.gov.uk/government/organisations/government-actuary-s-department/,301
  http://www.gad.gov.uk/copyright.html,,410
  http://www.gad.gov.uk/demography%20data,,410
  http://www.gad.gov.uk/demography%20data/demography_contacts.html,,410
  
negative.code: http://www.gad.gov.uk/documents/annual%20reports/annual_report_1999-2000.pdf,,410
  http://www.gad.gov.uk/documents/annual%20reports/gad_annual%20report%202008_09.pdf,,410
  http://www.gad.gov.uk/documents/annual%20reports/gad_annual_report_2000-2001.pdf,,410
  http://www.gad.gov.uk/documents/annual%20reports/gad_annual_report_2011-12.pdf,https://www.gov.uk/government/publications/gad-annual-report-2012-to-2013,301
  http://www.gad.gov.uk/documents/annual%20reports/gad_annualreport07_08.pdf,,410
  http://www.gad.gov.uk/documents/careers/civil%20service%20code.pdf,,410
  http://www.gad.gov.uk/documents/careers/gad_profile%20sheets.pdf,,410
  