input: from typing import List
  
  def create_tic_tac_toe(board: List[List[str]]) -> str:
      """
      Given a 3x3 list of lists representing a TicTacToe board, create and display a TicTacToe game showing the board.
      The board is filled with 'x', 'o', and '_' representing the moves of the players and empty cells respectively.
      Return the formatted string representing the board.
  
      >>> create_tic_tac_toe([['x', 'o', '_'], ['_', 'x', 'o'], ['_', '_', '_']])
      'x o _\n_ x o\n_ _ _'
      >>> create_tic_tac_toe([['x', 'x', 'x'], ['o', 'o', '_'], ['_', '_', '_']])
      'x x x\no o _\n_ _ _'
      """
      
      formatted_board = "\n".join([" ".join(row) for row in board])
      return formatted_board
output:     formatted_board = "\n".join([" ".join(row) for row in board])
      return formatted_board