So let’s say you and I come up with an elaborate (or not so because we’re morons) plan to rob a Bank.
That’s a crime. We’re conspirators in a crime.
Now, if you shoot someone dead I’m part of Conspiracy to Murder (as well as Armed Robbery and a bunch of Firearms Felonies) even though I never planned on killing anybody and never did myself.
Oh, and the same applies to the Getaway Driver.
Rudolph Giuliani and Gordon Sondland and Mike Pence and Kurt Volker attempted to bribe and extort Zelensky. They’ve admitted it.
Case Closed.