(Adjust some settings because they have slightly changed. NOT for the initial adjusting.)
How useful:
2.
to stalk someone
("jemandem nachstellen" - sounds a bit less severe than stalking, but it's definitely creepy and is more than just doing some "research" about a person online. Not for one particular instance of "following". The verb "stalken" is more common, overall.)
How useful:
3.
to reenact, to reconstruct
(In the sense of recreating a scene that took place. You "re-put" it.)