Shire Brook
... that Shire Brook in Sheffield, England, was part of the boundary between Yorkshire and Derbyshire for 900 years?
... that <b id="mwCDI"><a href="./Shire_Brook" id="mwCDM" rel="mw:WikiLink" title="Shire Brook">Shire Brook</a></b> in <a href="./Sheffield" id="mwCDQ" rel="mw:WikiLink" title="Sheffield">Sheffield</a>, <a href="./England" id="mwCDU" rel="mw:WikiLink" title="England">England</a>, was part of the boundary between <a href="./Yorkshire" id="mwCDY" rel="mw:WikiLink" title="Yorkshire">Yorkshire</a> and <a href="./Derbyshire" id="mwCDc" rel="mw:WikiLink" title="Derbyshire">Derbyshire</a> for 900 years?