I was researching draws and black wins for playing against 1.d4,Nf6 2.Nf3,e6 3.g3,b6 systems as black and found this gem:
Wow! What an incredible game by Petrosian!!
I was researching draws and black wins for playing against 1.d4,Nf6 2.Nf3,e6 3.g3,b6 systems as black and found this gem: