P Ranch
... that the historic P Ranch in Oregon, owned by cattle baron Peter French, covered 140,000 acres (570 km2) and required 500 miles of barbed wire fence for protection?
... that the historic <b id="mwC6E"><a href="./P_Ranch" id="mwC6I" rel="mw:WikiLink" title="P Ranch">P Ranch</a></b> in <a href="./Oregon" id="mwC6M" rel="mw:WikiLink" title="Oregon">Oregon</a>, owned by cattle baron <a href="./Peter_French" id="mwC6Q" rel="mw:WikiLink" title="Peter French">Peter French</a>, covered <span about="#mwt44" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"140000"},"2":{"wt":"acre"},"3":{"wt":"km2"}},"i":0}}]}' id="mwC6U" typeof="mw:Transclusion">140,000 acres (570</span><span about="#mwt44" typeof="mw:Entity"> </span><span about="#mwt44">km</span><sup about="#mwt44">2</sup><span about="#mwt44">)</span> and required 500 miles of <a href="./Barbed_wire" id="mwC6Y" rel="mw:WikiLink" title="Barbed wire">barbed wire</a> fence for protection?