Leaders of the World
... that Leaders of the World included 20-foot-tall (6 m) horses?
... that <b id="mwBzw"><a class="mw-redirect" href="./Leaders_of_the_World" id="mwBz0" rel="mw:WikiLink" title="Leaders of the World">Leaders of the World</a></b> included <span about="#mwt83" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"20"},"2":{"wt":"ft"},"3":{"wt":"m"},"4":{"wt":"0"},"adj":{"wt":"mid"},"5":{"wt":"-tall"}},"i":0}}]}' id="mwBz4" typeof="mw:Transclusion">20-foot-tall (6</span><span about="#mwt83" typeof="mw:Entity"> </span><span about="#mwt83">m)</span> horses?