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: Karel Bossart was born on February 9, 1904 in Antwerp, Belgium. Link Information: The earliest mention of Antwerp dates from the 4th century.

In the 4th century Answer: 17

A: How old is the city where Bossart was born?
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Q: Context: he is still venerated as a saint by the Assyrian Church of the East, the Chaldean Catholic Church, the Roman Catholic Church, and the Syro-Malabar Catholic Church Link Information: The Assyrian Church of the East considers itself as the continuation of the Church of the East, a church that originally developed among the Assyrians during the first century AD in Assyria, Up Answer: Assyria

A: In what countries are the headquarters of the churches that venerate Mari as a saint?
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Q: Context: form the nucleus of the Boston Red Stockings, a charter member of the National Association of Professional Base Ball Players (NAPBBP) Link Information: he National Association of Professional Base Ball Players (NAPBBP), or known simply as the National Association (NA), was founded in 1871 Answer: 1871

A:
In what year was the National Association of the Professional Base Ball Players formed?
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