Daniel Larsen
... that mathematician Daniel Larsen was the youngest contributor to the New York Times crossword puzzle?
... that mathematician <b id="mwBYI"><a href="./Daniel_Larsen_(mathematician)" id="mwBYM" rel="mw:WikiLink" title="Daniel Larsen (mathematician)">Daniel Larsen</a></b> was the youngest contributor to the <a class="mw-redirect" href="./The_New_York_Times_crossword_puzzle" id="mwBYQ" rel="mw:WikiLink" title="The New York Times crossword puzzle"><i id="mwBYU">New York Times</i> crossword puzzle</a>?