Individual #Greenwich  a borough of Greater London on the Thames; zero degrees of longitude runs through Greenwich; time is measured relative to Greenwich Mean Time
  instance of:  #borough
  part of:  #London__Greater_London__British_capital__capital_of_the_United_Kingdom  the capital and largest city of England; located on the Thames in southeastern England; financial and industrial and cultural center
     part of:  #England  a division of the United Kingdom
        part of:  #Great_Britain  an island comprising England and Scotland and Wales
           part of:  #British_Isles  Great Britain and Ireland and adjacent islands in the north Atlantic
              part of:  #Atlantic_Ocean__Atlantic  the 2nd largest ocean; separates North and South America on the west from Europe and Africa on the east
           part of:  #UK__Great_Britain_and_Northern_Ireland__Great_Britain__United_Kingdom_of_Great_Britain_and_Northern_Ireland__United_Kingdom__Britain  a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland
              part of:  #British_Isles  Great Britain and Ireland and adjacent islands in the north Atlantic
        part of:  #Europe  the 2nd smallest continent (actually a vast peninsula of Eurasia); the British use `Europe' to refer to all of the continent except the British Isles
           part of:  #Eurasia  the land mass formed by the continents of Europe and Asia
              part of:  #eastern_hemisphere__easternhemisphere__orient  the hemisphere that includes Eurasia and Africa and Australia
              part of:  #northern_hemisphere  the hemisphere north of the equator

No statement uses or specializes #Greenwich; click here to add one.