Does the sentence "IBM started working on a prototype system loosely based on Codd's concepts as System R in the early 1970s." provide a valid answer to the question "When was IBM's system released?"

A: no

Does the sentence "Back in America the scene had still not progressed beyond a small number of clubs in Chicago, Detroit, Newark and New York City." provide a valid answer to the question "who was a pioneer of the genre in america?"

A: no

Does the sentence "Bismarck's demand for the return of Alsace caused a dramatic shift in that sentiment in Italy, which was best exemplified by the reaction of Garibaldi soon after the revolution in Paris, who told the Movimento of Genoa on 7 September 1870 that "Yesterday I said to you: war to the death to Bonaparte." provide a valid answer to the question "In which city did many Italians attempt to proffer their services to the Prussian embassy?"

A: no

Does the sentence "It was started 153 years ago and is now one of only four independent colleges of art and design in the UK." provide a valid answer to the question "How many years ago was Plymouth College of Art founded?"

A:
yes