I've put all the variations shown in the youtube playlist** of GJ_Chess in a study*.
Enjoy
* en.lichess.org/study/BlWYbM3h
** www.youtube.com/playlist?list=PLz_KK5ifYNx2woG_OL0TAbtYT9qMGbBxj
Enjoy
* en.lichess.org/study/BlWYbM3h
** www.youtube.com/playlist?list=PLz_KK5ifYNx2woG_OL0TAbtYT9qMGbBxj