Unbeatable Tic-Tac-Toe

O	X
X	O
X		O

Warning: DOMDocument::load(): Couldn't find end of Start Tag g line 6619 in /usr/local/www/apache24/data/tictactoe/games.xml, line: 6619 in /usr/local/www/apache24/data/tictactoe/index.php on line 36

Warning: DOMDocument::load(): Premature end of data in tag tictactoe line 2 in /usr/local/www/apache24/data/tictactoe/games.xml, line: 6619 in /usr/local/www/apache24/data/tictactoe/index.php on line 36

Fatal error: Uncaught Error: Call to a member function getElementsByTagName() on null in /usr/local/www/apache24/data/tictactoe/index.php:38 Stack trace: #0 /usr/local/www/apache24/data/tictactoe/index.php(113): update_element('t1494', 'moves', 'OX_XO_X_O') #1 /usr/local/www/apache24/data/tictactoe/index.php(334): generate('OX_XO_X_O', 't1494') #2 {main} thrown in /usr/local/www/apache24/data/tictactoe/index.php on line 38