In "Il Trovatore" Leonora escapes the clutches of a count by drinking poison from this piece of jewelry
[DOC] [TLE] The Project Gutenberg eBook, The Standard Operas (12th edition ... [PAR] The second act opens in the Chteau de Coimbra, and discovers the Count, Don 
... in which Don Henrique refuses to sign the contract and Catarina makes her 
escape.