Here are some PGN files to illustrate key middlegame strategies:
Laszlo Polgar (1942-202) was a Hungarian chess trainer and author. He is best known for developing the chess skills of his daughters, Susan, Polina, and Julia. Polgar wrote several books on chess, including "Chess Middlegame Strategies," which is considered a classic in chess literature. Laszlo Polgar Chess Middlegames Pgn
[Event "Polgar - Lanka"] [Site "Budapest, 1995"] [Date "1995"] [Round "2"] [White "Laszlo Polgar"] [Black "Lanka"] [Result "1-0"] Here are some PGN files to illustrate key
1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 O-O 8. Qd2 e5 9. d5 Na6 10. Nh3 f5 11. exf5 gxf5 12. Qe2 Qe7 13. O-O-O b6 14. Kb2 Bb7 15. Rg1 Rad8 16. Rxg7+ Qxg7 17. Qg4+ 1-0 [Event "Polgar - Lanka"] [Site "Budapest, 1995"] [Date