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What is the name of the smallest of the string instruments (held by the two people furthest on the left)?
What is the name of the largest member of the string family, held by the bearded man in the middle?
What is the name of the second largest member of the string family, held by the woman second from the right?
What is the name of the instrument slightly larger than the smallest of the string family (held by the woman furthest on the right)?