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: 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?


[Q]: Context: Approximately 80% of Utah's 2,817,222 people live along the Wasatch Front, centering on Salt Lake City, Link Information: Salt Lake City is more densely populated than the surrounding metro area with a population density of 1,688.77/sqmi Answer: 1,688.77/sqmi
[A]: What is the population density of the city that the majority of Utah's population is centered around?


[Q]: Context: became a highly experienced sailor, travelling to the Link Information: none Answer: none
[A]:
Of the waters David became an experienced sailor, which one is deeper?