Only three type of people inhabit the strange island of Boehmzelli: knights who always tell the truth, knaves who always lie, and normals who sometimes lie and sometimes tell the truth. We are given three people, A, B, C, one of whom is a knight, one a knave, and one a normal (but not necessarily in that order). They make the above statements. What are A, B, and C?
 

Solution

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