r1bq3r/pppp1k1p/6p1/2n1pp2/2Q2B2/N4PnP/PP2P3/1R2KBNR b K - 1 13
FEN state: r1bq3r/pppp1k1p/6p1/2n1pp2/2Q2B2/N4PnP/PP2P3/1R2KBNR b K - 1 13 ; Best move: d7d5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7, black king at f7 and black pawn at h7. Black pawn at g6. Black knight at c5, black pawn at e5 and black pawn at f5. White queen at c4 and white bishop at f4. White knight at a3, white pawn at f3, black knight at g3 and white pawn at h3. White pawn at a2, white pawn at b2 and white pawn at e2. White rook at b1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 1. Full move number is 13. Black to move.