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: She previously taught at the London School of Economics, New York University, and the University of Chicago. Link Information: 

The London School of Economics (officially the London School of Economics and Political Science, often referred to as LSE) is a public research university located in London, England Answer: London, England
What cities had Chen taught in before she took the job as the Malcolm K. Brachman Professor of Economics at Yale?

Context: Haydock was a graduate of Glasgow University Link Information: The Chancellor is the titular head of the university and President of the General Council Answer: Sir Kenneth Calman
Who is the current president of the university that Haydock graduated from?

Context: "Puedes llegar" Link Information: none Answer: none

Of the singers Alejandro Fernández recorded "Puedes llegar"with, who has sold the most albums?