1. The Semi-Averbakh System
(1. d4, Nf6 2. c4, g6 3. Nc3, Bg7 4. e4, d6 5. Be2, 0-0 6. Be3.)
Or?
2. The Makogonov Variation
(1. d4, Nf6 2. c4, g6 3. Nc3, Bg7 4. e4, d6 5. h3)
(If the Makogonov Variation, what should I play against 0-0?)
The Bayonet Attack
https://www.chessgames.com/perl/chessgame?gid=1070932
Space: The final frontier
The Semi-Averbakh.
The Makogonov (=h3) is a computer move.
Personally, I like the following:
https://www.youtube.com/watch?v=yctXiDFjNPo
Better would be to make up your own mind.
https://lichess.org/opening?q=Semi-Averbakh+System
https://lichess.org/opening?q=Makogonov+Variation