Chess puzzle (Advantage)
Opening: English_Opening, English_Opening_Kings_English_Variation
Moves: 1. c4 e5 2. e3 c5 3. d4 exd4 4. exd4 d5 5. cxd5 Qxd5 6. Nc3 Qxd4 7. Be3 Qxd1+
8. Rxd1 Nc6 *
Position (FEN): r1b1kbnr/pp3ppp/2n5/2p5/8/2N1B3/PP3PPP/3RKBNR w Kkq - 1 9
White to move.
Themes:  Opening  
Puzzle rating: 1834
Best move: Nb5