Title: Ashkenazi Jews.
Question: What percentage of Nobel award winners from the United States in the 20th century have been Ashkenazi Jews? 

Title: London.
Question: Arthur Conan Doyle brought to life what famous detective in a series of novels?

Title: Black people.
Question: What era did this discrimination take place?

Title: Charleston, South Carolina.
Question:
What was the originally name of Charleston?