Thomas Bryan Martin
... that Thomas Bryan Martin served in the House of Burgesses alongside George Washington and managed his uncle Lord Fairfax's 5,000,000-acre (20,000 km2) Northern Neck Proprietary?
... that <b id="mwDFI"><a href="./Thomas_Bryan_Martin" id="mwDFM" rel="mw:WikiLink" title="Thomas Bryan Martin">Thomas Bryan Martin</a></b> served in the <a href="./House_of_Burgesses" id="mwDFQ" rel="mw:WikiLink" title="House of Burgesses">House of Burgesses</a> alongside <a href="./George_Washington" id="mwDFU" rel="mw:WikiLink" title="George Washington">George Washington</a> and managed his uncle <a href="./Thomas_Fairfax,_6th_Lord_Fairfax_of_Cameron" id="mwDFY" rel="mw:WikiLink" title="Thomas Fairfax, 6th Lord Fairfax of Cameron">Lord Fairfax</a>'s <span about="#mwt44" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"5000000"},"2":{"wt":"acre"},"3":{"wt":"km2"},"adj":{"wt":"on"}},"i":0}}]}' id="mwDFc" typeof="mw:Transclusion">5,000,000-acre (20,000</span><span about="#mwt44" typeof="mw:Entity"> </span><span about="#mwt44">km</span><sup about="#mwt44">2</sup><span about="#mwt44">)</span> <a href="./Northern_Neck_Proprietary" id="mwDFg" rel="mw:WikiLink" title="Northern Neck Proprietary">Northern Neck Proprietary</a>?