When you separate an entwined particle, and you move both parts away from the other, even on opposite ends of the universe if you alter or affect one, the other will be identically altered or affected. Spooky.
You give me a time and a place, I give you a five minute window. Anything happens in that five minutes and I’m yours. No matter what. Anything happens a minute either side of that and you’re on your own. Do you understand?