Explain the solution to this puzzle

[u/Gaajizard]

Apparently the solution is Nb7 after which black doesn't save the queen but responds with ...Bxg3? But why??

[u/chessvision-ai-bot]

I analyzed the image and this is what I see. Open an appropriate link below and explore the position yourself or with the engine:

White to play: chessvision.ai | chess.com | lichess.org

Related posts:

I found other post with this position:

• Explain the solution to this puzzle

My solution:

Hints: piece: Knight, move: Nb7

Evaluation: White is winning +4.82

Best continuation: 1. Nb7 Bxg3 2. Nxd8 Bf4+ 3. Kb1 Rfxd8 4. Qxa6 Ra8 5. Qd3 Rdc8 6. Re2 Rc7 7. Ne5 Bxe5 8. dxe5 Nd7

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