RewriteRule ^forums$|^forums/$ index.php [R=301,L]
RewriteRule ^forums/([-_a-zA-Z0-9]{3,30})$ forums/$1/ [R=301,L]
RewriteRule ^forums/([-_a-zA-Z0-9]{3,30})/(.*)$ phpBB3/$2?access_name=$1 [QSA,L]


can you say me this for nginx ?

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