# Again: State the rule!

This puzzle continues the puzzle "State the rule!".

State the rule behind the following partition of letters, and fill in the questionmarks. (The puzzle has a clear and justifiable trivia-type solution.)

      A . C . E . G H . J . . M . . . . R S . . V W ? ? ?
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. B . D . F . . I . K L . N O P Q . . T U . . ? ? ?