instruction:
Generate a correct and concise answer for the question based on the words in the context.
question:
Context : Todd Bergen (born July 11, 1963) is a retired Canadian professional ice hockey centre who had a short-lived career, most notably with the Philadelphia Flyers of the National Hockey League in 1984--85. 
Question : What team is Todd Bergen associated with?
answer:
Philadelphia Flyers


question:
Context : Blind Willie Walker died in Greenville in 1933 at age 37 of congenital syphilis, which may have been the reason for his blindness. 
Question : What led to Blind Willie Walker's death?
answer:
blindness


question:
Context : The GCR Class 1 was a class of steam locomotives designed by John G. Robinson for the Great Central Railway, and introduced to service between December 1912 and 1913. 
Question : What was the year that GCR Class 1 entered service?
answer:

December 1912