Input question: The Frasch process is used to extract what chemical element from underground deposits?

Output answer: sulphur

Input question: Who trained a record 50th Cheltenham Festival winner last month, when his Bob's Worth won the Gold Cup ?

Output answer: nicky henderson

Input question: Which vegetable has the Latin name solanum tuberosum?

Output answer: potato

Input question: Which Dickens novel features the character 'Uriah Heep'?

Output answer:
david copperfield