1rb1kbnr/pppp1p2/n3q2p/4p1p1/5N2/BP2PP2/P1PPK1PP/RN1Q1B1R w k - 5 8
FEN state: 1rb1kbnr/pppp1p2/n3q2p/4p1p1/5N2/BP2PP2/P1PPK1PP/RN1Q1B1R w k - 5 8 ; Best move: f4e6
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at f7. Black knight at a6, black queen at e6 and black pawn at h6. Black pawn at e5 and black pawn at g5. White knight at f4. White bishop at a3, white pawn at b3, white pawn at e3 and white pawn at f3. White pawn at a2, white pawn at c2, white pawn at d2, white king at e2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white bishop at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 5. Full move number is 8. White to move.