Please read this in the kindest tone possible.
Just because you didn't know how to do it years ago, doesn't mean that it cannot be done.
Or even that it is hard - it just means that years ago, you didn't know how to do it. There are not one, but two people on this thread who have trained dogs professionally saying it's easy, you just have to know how.
I don't know how to pull a broken molar - my dentist did it in literally two seconds flat. I was stunned, but there's a trick to most everything, and no shame in not being born knowing it. We all have to learn,