This is the setup you are looking for, to be honest I can't quite remember the optimal setup to get there but that's a more straightforward problem when you are

This is the setup you are looking for, to be honest I can't quite remember the optimal setup to get there but that's a more straightforward problem when you are convinced you can solve it. https://pasteboard.co/E9w43hwrvRwU.jpg https://pasteboard.co/E9w43hwrvRwU.jpg From there: White right White up White left Black up