In Tom Stoppard's Travesties, the diplomat Henry Carr remembers
 acting in a Zurich production of this play.
The first act of this play is set in a building on Half-Moon Street, where one character notes that the
 "truth is rarely pure and never simple." In Tom Stoppard's Travesties, the diplomat Henry Carr remembers
 acting in a Zurich production of this play. In it, tension rises when one character produces a cigarette case
 engraved by Cecily. Miss Prism's revelation that she had left a baby in a handbag at Victoria station causes
 Jack to realize that he is the brother of Algernon Moncrieff in this play. For 10 points, name this play
 whose title is a pun on a name's similarity to a word meaning "sincere," a work by Oscar Wilde.
The first act of this play is set in a building on Half-Moon Street, where one character notes that the
 "truth is rarely pure and never simple."
The Importance of Being {Earnest}