Input question: What was the name of Benjamin Britten's opera about a lonely, isolated fisherman?

Output answer: peter grimes

Input question: What invention of Sir Ernest Swinton changed warfare for ever

Output answer: tank

Input question: During the reign of which Roman Emperor was Christ crucified?

Output answer: tiberius

Input question: Apart from The Beatles, which other group topped the UK singles charts on seven consecutive occasions?

Output answer:
westlife