Chess in Red Dead Redemption II

Dutch van der Linde, a significant side-character in the game Red Dead Redemption II, can be seen later in the game sitting on the porch at camp saying a line to himself. It's only seven moves, but here they are:

Know the opening? If you do, you are well ahead of me because I had to look it up.

The Dutch Defense. A nice little easter egg for chess players.