Original: He brought out an opera , Pietro il grande , at Covent Garden ( 1852 ) on a scale of magnificence that ruined him , for the piece was a complete failure , despite the presence of Enrico Tamberlik in the title-role .
Simplified: In 1852 he produced an opera , Pietro il grande , at Covent Garden , but it cost a ridiculous amount of money and he was financially ruined .