text: In one section of this work, a man sings about "pen knives [that] felt shut up" and "scissors [that] declared themselves cut out" due to the magnet's attraction to a silver churn.
full_question: In one section of this work, a man sings about "pen knives [that] felt shut up" and "scissors [that] declared themselves cut out" due to the magnet's attraction to a silver churn. In another section of this work, an ugly woman appears on stage with a cello and sings "Silvered is the Raven's Hair." A colonel and chorus sings "if you want a receipt for that popular mystery" in this work, which opens with twenty maidens spurning their former loves, the Dragoon Guards. Near the end of its first act, the title character sings "True love must single-hearted be" before not romantically selecting Grosvenor, who later on cuts his hair to appear ordinary and to avoid a curse from his rival. In this satire on the aesthetic movement, the poet Bunthorne falls in love with the title dairy maid, but in the end nobody ends up being his bride. For 10 points, name this comic opera by Gilbert and Sullivan.
first_sentence: In one section of this work, a man sings about "pen knives [that] felt shut up" and "scissors [that] declared themselves cut out" due to the magnet's attraction to a silver churn.
raw_answer: Patience [or Bunthorne's Bride until "Bunthorne" is read]