Chess puzzle (Advantage)
Opening: Kings_Indian_Defense, Kings_Indian_Defense_Orthodox_Variation
Moves: 1. c4 d6 2. Nc3 g6 3. Nf3 Bg7 4. d4 Nf6 5. e4 O-O 6. Be2 Nfd7 7. Qb3 Nc6 8. a3
Nxd4 9. Nxd4 Bxd4 10. O-O Nc5 11. Qc2 e5 12. Bh6 Re8 13. Nb5 a6 14. Nxd4 exd4
15. f3 Qh4 16. Bd2 Ne6 17. f4 c5 18. f5 Ng5 *
Position (FEN): r1b1r1k1/1p3p1p/p2p2p1/2p2Pn1/2PpP2q/P7/1PQBB1PP/R4RK1 w - - 1 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1950
Best move: Rf4