-/// Position::is_draw() tests whether the position is drawn by repetition
-/// or the 50 moves rule. It does not detect stalemates, this must be done
-/// by the search.
-
+/// Position::is_draw() tests whether the position is drawn by material,
+/// repetition, or the 50 moves rule. It does not detect stalemates, this
+/// must be done by the search.