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.

Context: His father was a farmer and politician who represented the seats of Murray and Deniliquin Link Information: none Answer: none
Which town that Chanter's father was representative of was larger?

Context: . In 2007, he returned to Macedonia and signed with Macedonian First League Link Information: none Answer: none
How many teams were in Macedonian First League?

Context: McMahon contributed to the understanding of retinal neurophysiology alongside his post-doctoral mentor, John E. Dowling. Link Information: none Answer: none

Where was McMahon's post-doctoral mentor from?