Does the sentence "Four years later, John Hunyadi prepared another army (of Hungarian and Wallachian forces) to attack the Turks but was again defeated by Murad II at the Second Battle of Kosovo in 1448." provide a valid answer to the question "What battle took place on 10 November 1444?"

A: no

Does the sentence "Oklahoma City's WKY Radio was the first radio station transmitting west of the Mississippi River and the third radio station in the United States." provide a valid answer to the question "What is the current station called?"

A: no

Does the sentence "The first set of subsidiary forts were planned by the Portuguese at Montevideo in 1701 to establish a front line base to stop frequent insurrections by the Spaniards emanating from Buenos Aires." provide a valid answer to the question "the subsidiary forts were established to stop what?"

A: yes

Does the sentence "Temporary rates up to 90 m (300 ft) per day have occurred when increased temperature or overlying pressure caused bottom ice to melt and water to accumulate beneath a glacier." provide a valid answer to the question "At what rate have glaciers travelled during surges?"

A:
yes