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.
Q: Context: Pouille won his second ITF Men's Circuit singles title of 2013 in Estonia Link Information: Estonia ( ), officially the Republic of Estonia (), is a country on the eastern coast of the Baltic Sea Answer: Baltic Sea
A:
What sea is alongside the country where Pouille won his second ITF Men's Circuit singles title of 2013?