Saddest movie for specific relationships?

So, I watched Gone Baby Gone and Manchester By the Sea (both fantastic), but now I'm craving more tearjerkers, but not just any sad movie, but a soul-ripping level of sadness (think Million Dollar Baby which I would consider along these lines).

So which movie would you select for the saddest movie involving:

(Obviously, just answer any that you feel like or mention your own)

Father and daughter:

Mother and son:

Father and son:

Mother and daughter:

Siblings:

Mentor (unrelated) such as Tuesdays with Morrie or Hearts of Atlantis:

Submitted May 27, 2017 at 08:20PM by untildeath http://ift.tt/2qZdj8C