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<?php preg_match('/^(\d{1,2}([a-z]+))(?:\s*)\S+ (?200[0-9])/', '21st March 2006', $matches); print_r($matches); ?>
Output for git.master, git.master_jit, rfc.property-hooks
Warning: preg_match(): Compilation failed: missing closing parenthesis at offset 34 in /in/jDoZ3 on line 2

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