does not know
... that Mariah Carey does not know Jennifer Lopez?
... that <a href="./Mariah_Carey" id="mwgw" rel="mw:WikiLink" title="Mariah Carey">Mariah Carey</a> <b id="mwhA"><a href="./I_don't_know_her" id="mwhQ" rel="mw:WikiLink" title="I don't know her">does not know</a></b> <a href="./Jennifer_Lopez" id="mwhg" rel="mw:WikiLink" title="Jennifer Lopez">Jennifer Lopez</a>?