"The Long and Winding Road"

"The Long and Winding Road" was the subject of a Jeopardy! clue yester-day (the correct response was "What is Let It Be?"), so last night I decided to figure out a part from it.  I think I got the electric piano solo from the version on Let It Be... Naked (I might have only the right hand of a two-handed part though). In any case, I noticed something about it.  I think it's something like:

As with all the parts I've figured out and my notation, there's the disclaimer that I might be wrong about something.

The first few notes sounded familiar, and it didn't take me too long to place them.  Bach's Wachet auf, ruft uns die Stimme, BWV 645 (which I'd listened to the day before) begins with these same notes (in the same key and with the same upbeat):

(notation found here)

I'm not sure if the beginning of this part is intended to sound like the beginning of Bach's piece, but there is a certain similarity.