instruction:
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.
question:
Context: The new King, Edward IV, marched north and sealed his reign with the bloody victory at the Battle of Towton, following which his brother was beheaded. Link Information: A newsletter dated 4 April 1461 reported a widely circulated figure of 28,000 casualties Answer: 28,000
answer:
How many casualties were there in the battle after which Edward IV's brother was beheaded?


question:
Context: Warrington spent most of his career on the Texas frontier and served under Colonel Ranald S. Mackenzie during the Texas-Indian Wars of the 1870s. Link Information: On February 25, 1871, he assumed command of the 4th U.S. Cavalry at Fort Richardson in Jacksboro, Texas. Answer: the 4th U.S. Cavalry
answer:
What units did the Colonel Warrington served under inn the Texas-Indian Wars command?


question:
Context: Born in Baton Rouge, Louisiana Link Information: none Answer: none
answer:

Does the city where Morgan Jr. was born have more than 200,000 residents?