Input question: On May 14, 1804, what group broke their winter camp, at Camp DuBois, before heading up the Missouri river to start their 2 1/2 year journey?

Output answer: lewis and clark

Input question: If your soil has a ph of around 4, what colour are your hydrangeas likely to be?

Output answer: blue

Input question: Born Betty Joan Perske, which actress starred in The Big Sleep and To Have and Have Not?

Output answer: lauren bacall

Input question: Name the ex-dentist who aided the Earp brothers in the OK corral gunfight

Output answer:
doc holliday