Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_OKelly_Variation
Moves: 1. e4 c5 2. Nf3 a6 3. a4 e6 4. Bc4 b6 5. d4 cxd4 6. Nxd4 Bb7 7. Nc3 Nf6 8. e5
Bxg2 *
Position (FEN): rn1qkb1r/3p1ppp/pp2pn2/4P3/P1BN4/2N5/1PP2PbP/R1BQK2R w KQkq - 0 9
White to move.
Themes:  Opening  
Puzzle rating: 1307
Best move: Rg1