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: During the process of electing Leopoldo Calvo-Sotelo as Spain's new president in February 1981 Link Information: Leopoldo Ramón Pedro Calvo-Sotelo y Bustelo, 1st Marquess of Ría de Ribadeo (; 14 April 1926 – 3 May 2008) Answer: 55
answer:
How old was Leopoldo Calvo-Sotelo when elected president?


question:
Context: The Waverley Route spawned a series of branches serving the towns and villages in the Scottish Borders: Link Information: none Answer: none
answer:
Was the waverly route entirely within the Scottish borders?


question:
Context: Major Long's 1823 expedition up the Minnesota River (then known as St. Peter's River), Link Information:  On June 19, 1852, acting upon a request from the Minnesota territorial legislature, the United States Congress decreed the aboriginal name for the river, Minnesota, to be the river’s official name Answer: June 19, 1852
answer:

When did the river in which Major Long took an 1823 expedition change it's name?