User-agent: *
Disallow: /b2.php
Disallow: /b3.php
Disallow: /b4.php
Disallow: /b5.php
Disallow: /b6.php
Disallow: /b7.php
Disallow: /b8.php
Disallow: /b9.php
Disallow: /b10.php
Disallow: /b11.php
Disallow: /b12.php