TestOne
http://wagn.org/search/item:inthemiddle
http://ourpla.net/thisis[atest] (not a prob for in-Wagn links anymore, but for other websites)
irc://irc.freenode.net#recentchangescamp (links to everything before the #)
http://ourpla.net/cgi/pikie?OpenSpace
http://wagn.org/image/nymph.jpg?1212476869
http://wagn.org/search/even%inthemiddle
http://wagn.org/search/even^inthemiddle
http://wagn.org/search/eveninthemiddle
http://wagn.org/search/even|inthemiddle
http://wagn.org/search/even{inthemiddle
http://wagn.org/search/even}inthemiddle
http://wagn.org/search/even"inthemiddle
http://wagn.org/search/even`inthemiddle
http://wagn.org/search/even[inthemiddle
http://wagn.org/search/even]inthemiddle
see http://sandwagn.wagn.org/wagn/Recognize_odd_characters_at_end_of_URLs+example