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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def is_checkmate(position, input_color):
 """ Finds if particular King is checkmated. :type: position: Board :type: input_color: Color :rtype: bool """

    return position.no_moves(input_color) and \
        position.get_king(input_color).in_check(position)