Oh isn't difficult at all since they come from the same scan - this isn't to proper settings, but you get the idea.
Sources:
Yellow outline on the 84 Ent source, Red on the Arrow source, and Cyan on the cropping dimensions:
Then resize 16x9:
That shot is the only one in the entire film where anything from the 84 disc is put back on top of the Arrow, in order to get rid of the floating Terror at the text.