Your sentence
Es+la+mejor+película+del+año.
Words in this sentence
mejor
better; better off; improved; best; top, highest, finest (e.g. highest quality, highest bidder, top of one's class, in top form, finest food and wine, finest hotel, etc.)
Adjective
película
film (layer); movie (US, Canada), film; story (invented story, especially one as an excuse)
Noun
del
of the, from the (+ a masculine noun in singular).