r2qkbr1/3ppp1p/ppnp2p1/8/4N1n1/PP1PPb2/2PK1P1P/RN3B1R w q - 0 13
FEN state: r2qkbr1/3ppp1p/ppnp2p1/8/4N1n1/PP1PPb2/2PK1P1P/RN3B1R w q - 0 13 ; Best move: h1g1
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black bishop at f8 and black rook at g8. Black pawn at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at a6, black pawn at b6, black knight at c6, black pawn at d6 and black pawn at g6. White knight at e4 and black knight at g4. White pawn at a3, white pawn at b3, white pawn at d3, white pawn at e3 and black bishop at f3. White pawn at c2, white king at d2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at f1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 13. White to move.