Original sentence: A range of other early steam engines are kept in running order including a 1910 Tangye steam engine, an impressive 1911 triple-expansion engine built by Campbell Calderwood from Paisley, Scotland, which was formerly from the ill fated Sydney Ferry The Greycliffe which sank on 3 November 1927 after being hit by the much larger Union Steam Ship Company’s Royal Mail Steamship Tahiti with the loss of 40 lives.Unfortunately the boiler and engines cannot be seen running at present because of a severe shortage of qualified staff or volunteers to run them
Edited sentence: A range of other early steam engines are kept in running order including a 1910 Tangye steam engine, an impressive 1911 triple-expansion engine built by Campbell and Calderwood from Paisley, Scotland, which was formerly from the ill fated Sydney Ferry The Greycliffe which sank on 3 November 1927 after being hit by the much larger Union Steam Ship Company’s Royal Mail Steamship Tahiti with the loss of 40 lives.Unfortunately the boiler and engines cannot be seen running at present due to bad decisions by incompetent management has resulted in no staff  or volunteers to run them