Ancient Greek epic poem (5)
I believe the answer is:
iliad
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">ancient greek epic poem</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 iliad that I've seen before include "set of books" , "Homer's tale" , "Work by Homer" , "Homer's work" , "literary work" .)