Original sentence: Currently, the 900,000 sq ft of Business Park is being marketed as being for sale at up tp £220.00 per sq ft<ref>in Sheffield/keyDevelopments/sheffieldbusinesspark<ref>.The estimated worth of a business park, which is now planned, being at least £1,000,000
Edited sentence: 8 in sheffield/key developments/sheffield/business park.<ref>Why airport failed to get off the ground<ref>in Sheffield/keyDevelopments/sheffieldbusinesspark<ref>.The development is being marketed as being for sale at up to £220.00 per sqft The estimated worth of a business park, which is now planned, being at least £1,000,000