Thank you for posting. I see it briefly mentions the practice for the remembrance (although I don't know if it's specific to this initiative or whether it is more widespread):
> On November 28, 2020, light a candle in your window, as a memory of every bright soul tortured during the Holodomor of 1932-1933 – the genocide of the Ukrainian nation.
> We want everyone to be remembered – starved, unborn, numbered, and UNCOUNTED