Sparrenberg Castle
...that Sparrenberg Castle in Bielefeld, Germany, was built before 1250 by the counts of Ravensberg?
...that <b id="mwCHE"><a href="./Sparrenberg_Castle" id="mwCHI" rel="mw:WikiLink" title="Sparrenberg Castle">Sparrenberg Castle</a></b> in <a href="./Bielefeld" id="mwCHM" rel="mw:WikiLink" title="Bielefeld">Bielefeld</a>, <a href="./Germany" id="mwCHQ" rel="mw:WikiLink" title="Germany">Germany</a>, was built before 1250 by the <a href="./County_of_Ravensberg" id="mwCHU" rel="mw:WikiLink" title="County of Ravensberg">counts of Ravensberg</a>?