URL decoding confusion

Question

I\'ve got a DB that refers to the following url:

http://en.wikipedia.org/wiki/Herbert_Gr%F6nemeyer

However, it seems that this is a bad URLEncoding, causing

Answer 1

%C3%B6 is proper UTF-8 encoding for ö (o-umlaut). I would assume that %F6 is byte-for-byte copy of byte value for some local encoding of same character (e.g. from code page 1252).