TASK DEFINITION: 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.
PROBLEM: Context: Sharpless 264, also known as the Lambda Orionis Ring, is a molecular cloud and H II region, which can be seen in the northern region of the Orion Molecular Cloud Complex (OMCC), in the constellation of Orion. Link Information: none Answer: none

SOLUTION: What are the names of the brightest two stars in the constellation that contains Sharpless 264?

PROBLEM: 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

SOLUTION: In what countries are the headquarters of the churches that venerate Mari as a saint?

PROBLEM: Context: In 1963, Conway guest-starred in Channing Link Information: Channing (also known as The Young and the Bold) is an hour-long American drama series that aired at 10:00 p.m. on ABC from September 18, 1963 to April 8, 1964. Answer: 1

SOLUTION:
How long had Channing been on the air for by the year Conway guest starred on the show?