Unbeatable Tic-Tac-Toe

Select	O	Select
X	O	Select
O	X	X

Warning: DOMDocument::load(): expected '>' in /usr/local/www/apache24/data/tictactoe/games.xml, line: 20637 in /usr/local/www/apache24/data/tictactoe/index.php on line 36

Warning: DOMDocument::load(): Premature end of data in tag game line 20635 in /usr/local/www/apache24/data/tictactoe/games.xml, line: 20637 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('t8794', 'moves', '_O_XO_OXX') #1 /usr/local/www/apache24/data/tictactoe/index.php(334): generate('_O_XO_OXX', 't8794') #2 {main} thrown in /usr/local/www/apache24/data/tictactoe/index.php on line 38