I will talk about how to sacrifice 2 pawns, 1 knight and 1 bishop to trade the queen.
This opening begins:
The first move is one of a rare opening.
You can play:
1. Nf3 d5
This is more common.
Next, we play the Tarrasch Gambit:
After that, if black plays 2. ... dxe5, we play 3. Ng5.
Most avancade players will play: 3. ... Qd5, to threating the knight and also protect the e4 pawn.
But, some are play: 3. ... Nf6.
Then, we play 4. d3 .
If, 4. ... exd3, we play 5. Bxd3.
The d-file is open.
They improve their knight in the fifth move: 5. ... Nc6
Now, we will SACRIFICE the knight:
6. Nxf7
This sacrifice forks the rook and the queen.
So, the king captures the knight at f7.
Then, we play 7. Bg6+. The queen is unprocected.
The final move in this opening is: 8. Qxd8.
Game begins: