In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.
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Question: Context: In the opening season of Chilean Primera División, Herrera scored on his debut Link Information: Eighteen teams will be competing in the Primera División for the 2012 season, sixteen of whom are returning from the 2011 season. Answer: Eighteen 

Answer: How many teams play in the division in which Herrera scored on his debut?


Question: Context: After the 2010 NFL Draft, the Washington Redskins signed Banks as an undrafted free agent Link Information: The St. Louis Rams, as the team with the worst record during the 2009 season, selected quarterback Sam Bradford with the first pick. Answer: Sam Bradford

Answer: What player was chosen first overall in the draft after which Banks was signed as undrafted free agent?


Question: Context: Milo was the niece of John W. Abercrombie, U.S. congressman from Alabama Link Information: Elected to the Alabama Senate, Abercrombie served from 1896 through 1898 Answer: 2

Answer:
How long did Milo's uncle serve in the U.S. Congress?