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.

Example Input: Context: a group of gunboats from the Confederate States Navy Link Information: a group of gunboats from the Confederate States Navy, Answer: 1
Example Output: How many gunboats did the Confederate States Navy have?

Example Input: Context: the last Bulgarian Tsar Ivan Shishman Link Information: 

Ivan Shishman () ruled as emperor (tsar) of Bulgaria in Tarnovo from 1371 to 3 June 1395. Answer: 24
Example Output: How long did the last Bulgarian Tsar rule the Empire?

Example Input: Context: Two of those players have been inducted into the Baseball Hall of Fame: pitcher Eppa Rixey, who was a Phillie for six seasons in two different stints (1912–1917, 1919); and Robin Roberts, Link Information: Robin Evan Roberts (September 30, 1926 – May 6, 2010) was a Major League Baseball starting pitcher who pitched primarily for the Philadelphia Phillies (1948–1961) Answer: Robin Roberts
Example Output:
Which Phillies pitcher played for the club longer?