The WordPress part is significant but in this case it doesn’t matter much. Did you get this resolved?
You have two options if you’re still looking for an answer. Install the plugin Redirection, and use the regex/regular expression option to describe your urls and explain what you want to do and the plugin will do it. The other more complex but “better” way of doing it is to edit your .htaccess to add your regex rules.
Regex is complicated but it allows you to target a lot of urls at once by making pattern-matching searches instead of specific urls. This could be a great starting point for you as they describe some of what I’m talking about towards the middle-bottom of the article. - http://www.yourhtmlsource.com/sitemanagement/urlrewriting.html – And usually people hate this next link because it makes you think and you actually learn… but its one of the best regex resources out there - http://www.regular-expressions.info/