[Q]: Formulate an answer to this elaborate question: Which Argentine professional footballer who plays as a defensive midfielder or centre-back for Spanish club FC Barcelona and the Argentina national team was contracted under Alberto Dualib?
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[A]: Javier Mascherano


[Q]: Formulate an answer to this elaborate question: Which is a research university in Maryland, Massachusetts Institute of Technology or Johns Hopkins University?
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[A]: Johns Hopkins University


[Q]: Formulate an answer to this elaborate question: An anatomy murder, is sometimes called burking in British English, the English language as spoken and written in which country?
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[A]: United Kingdom


[Q]: Formulate an answer to this elaborate question: What team did Jarrett Brown play for that was a member of the National Collegiate Athletic Association Division?
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[A]: