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.
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Question: Context: recorded in concerts at The Troubadour Link Information: May 1973 Answer: The Rainbow

Answer: Which location is older, where he recorded in May of 1973 or in July of 1973?


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: began a seven-year stint playing in a trio with Charles Magnante, accordionist, and Tony Mottola, guitarist, for Jack Berch's NBC show sponsored by the Prudential Insurance Company. Link Information: none Answer: none

Answer:
Which of the musicians that Wright played with in a trio for Jack Berch's NBC show had the longest career?