Do my brother invented a new chess trap?
Sort:
In short, no.
The pseudo pin into the fork tactic can be found in other opening formations
Not a new tactic but interesting game
Here's the pgn
[Event "Jarema21 vs. Salman2183"]
[Site "Chess.com"]
[Date "2022-04-15"]
[White "Jarema21"]
[Black "Salman2183"]
[Result "0-1"]
[WhiteElo "1170"]
[BlackElo "1158"]
[TimeControl "standard"]
[Termination "Salman2183 won by resignation"]
1. c4 Nf6 2. g3 Nc6 3. Bg2 e6 4. Qb3 d5 5. d3 Nd4 6. Qc3 Bb4 7. Qxb4 Nc2+ 8. Kd2
Nxb4 9. Nc3 dxc4 0-1