g3 defense: win queen: Traxler Counterattack line

White blocks with a pawn, which doesn't save them. Not mate, but you walk off with their queen.

1. e4
2. e5
3. Nf3
4. Nc6
5. Bc4
6. Nf6
7. Ng5
8. Bc5
9. Nxf7
10. Bxf2+
11. Kxf2
12. Nxe4+
13. Ke3
14. Qh4
15. g3
16. Nxg3
17. hxg3
18. Qd4+
19. Ke2
20. Qxc4+
21. d3
22. Qxf7