rn2kb2/1p2ppp1/1P1q1n1r/p1p2b1p/3Np1P1/N6B/P1PPKP1P/1RB1Q2R w q - 4 14
FEN state: rn2kb2/1p2ppp1/1P1q1n1r/p1p2b1p/3Np1P1/N6B/P1PPKP1P/1RB1Q2R w q - 4 14 ; Best move: d4f5
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8 and black bishop at f8. Black pawn at b7, black pawn at e7, black pawn at f7 and black pawn at g7. White pawn at b6, black queen at d6, black knight at f6 and black rook at h6. Black pawn at a5, black pawn at c5, black bishop at f5 and black pawn at h5. White knight at d4, black pawn at e4 and white pawn at g4. White knight at a3 and white bishop at h3. White pawn at a2, white pawn at c2, white pawn at d2, white king at e2, white pawn at f2 and white pawn at h2. White rook at b1, white bishop at c1, white queen at e1 and white rook at h1. Black queenside is the only castle move available. Half move number is 4. Full move number is 14. White to move.