 The <unk> is broken by the return of Miss Prism , whom Lady Bracknell recognises as the person who , twenty @-@ eight years earlier , as a family <unk> , had taken a baby boy for a walk in a <unk> ( baby carriage ) and never returned . <unk> , Miss Prism explains that she had <unk> put the manuscript of a novel she was writing in the <unk> , and the baby in a handbag , which she had left at Victoria Station . Jack produces the very same handbag , showing that he is the lost baby , the elder son of Lady Bracknell 's late sister , and thus indeed Algernon 's elder brother . Having acquired such respectable relations , he is acceptable as a <unk> for Gwendolen after all . 
