Problem: What was the maiden name of the mother of William Shakespeare ?
Answer: arden

Problem: The Gregorian Calendar replaced which earlier calendar in western Europe?
Answer: julian

Problem: According to 2014 market capitalization, Google, Microsoft, Apple and (which oil corporation?) were globally the most valuable companies?
Answer: exxonmobil

Problem: "What was known as the place of ""bearded ones"" to early Portuguese and/or Spanish explorers?"
Answer:
barbados