Robert L. Chapman
... that American lexicographer Robert L. Chapman added ecosystem and yuppie to Roget's Thesaurus?
... that American <a class="mw-redirect" href="./Lexicographer" id="mwGO4" rel="mw:WikiLink" title="Lexicographer">lexicographer</a> <b id="mwGO8"><a href="./Robert_L._Chapman" id="mwGPA" rel="mw:WikiLink" title="Robert L. Chapman">Robert L. Chapman</a></b> added <i id="mwGPE"><a href="./Ecosystem" id="mwGPI" rel="mw:WikiLink" title="Ecosystem">ecosystem</a></i> and <i id="mwGPM"><a href="./Yuppie" id="mwGPQ" rel="mw:WikiLink" title="Yuppie">yuppie</a></i> to <i id="mwGPU"><a href="./Roget's_Thesaurus" id="mwGPY" rel="mw:WikiLink" title="Roget's Thesaurus">Roget's Thesaurus</a></i>?