Chess puzzle (Crushing)
Opening: Ruy_Lopez, Ruy_Lopez_Berlin_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Nf6 5. Re1 g6 6. d4 exd4 *
Position (FEN): r1bqkb1r/ppp2p1p/2np1np1/1B6/3pP3/5N2/PPP2PPP/RNBQR1K1 w kq - 0 7
White to move.
Themes:  Opening  
Puzzle rating: 2084
Best move: e5