Artist Magritte (4)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">artist magritte</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for rene that I've seen before include "-- Magritte, artist" , "- Descartes, French mathematician" , "- Lalique, glass artist" .)