def chess_board_cell_color(cell_1, cell_2):
    """Given two cells on the standard chess board, determine whether they 
    have the same color or not."""
    
def chess_board_cell_color(cell_1, cell_2):
    """Given two cells on the standard chess board, determine whether they 
    have the same color or not."""
    
Given two cells on the standard chess board, determine whether they      have the same color or not.