Generate a correct and concise answer for the question based on the words in the context.

Context : María Elena Perla López Loyo (born 2 April 1951) is a Mexican politician from the Institutional Revolutionary Party. 
Question : What kind of  occupation does Perla López Loyo have?
politician

Context : Winona Cargile Alexander (June 21, 1893 -- October 16, 1984) was a founder of Delta Sigma Theta Sorority, Incorporated at Howard University on January 13, 1913. 
Question : Where did Winona Cargile Alexander study or work?
Howard University

Context : Ernest Warner, who had been president of the Madison Park and Pleasure Drive Association since 1912, died after an automobile accident in July, 1930. 
Question : What was the cause of death of Ernest Warner?

accident