William de Greystoke
... that William de Greystoke was given permission to crenellate "his dwelling place" in October 1353, which would later become known as Greystoke Castle?
... that <b id="mwDOA"><a href="./William_de_Greystoke,_2nd_Baron_Greystoke" id="mwDOE" rel="mw:WikiLink" title="William de Greystoke, 2nd Baron Greystoke">William de Greystoke</a></b> was given permission to <a href="./Battlement" id="mwDOI" rel="mw:WikiLink" title="Battlement">crenellate</a> "his dwelling place" in October 1353, which would later become known as <a href="./Greystoke_Castle" id="mwDOM" rel="mw:WikiLink" title="Greystoke Castle">Greystoke Castle</a>?