Input question: Which British medal now ranks second to the V.C.

Output answer: conspicuous gallantry cross

Input question: Which famous racehorse, winner of all his 18 races, is an ancestor of over 90% of all racehorses?

Output answer: eclipse

Input question: Which 'ology' is the study of sexually transmitted diseases?

Output answer: venereology

Input question: Who was the youngest of the Mitford sisters who died in 2014 aged 94?

Output answer:
deborah