Chess puzzle (Advantage)
Opening: Blackmar-Diemer_Gambit, Blackmar-Diemer_Gambit_Zeller_Defense
Moves: 1. d4 d5 2. Nc3 Bf5 3. e4 dxe4 4. f3 exf3 5. Qxf3 Qc8 6. Bc4 e6 7. g4 Bxc2 8.
Nge2 Nf6 9. O-O Nc6 *
Position (FEN): r1q1kb1r/ppp2ppp/2n1pn2/8/2BP2P1/2N2Q2/PPb1N2P/R1B2RK1 w kq - 4 10
White to move.
Themes:  Middlegame  
Puzzle rating: 1942
Best move: g5