1nb1kb1r/3rpppp/qp1pN2n/2p5/2PP3P/1P4PB/P1QBPP2/R4RK1 w k - 2 17
FEN state: 1nb1kb1r/3rpppp/qp1pN2n/2p5/2PP3P/1P4PB/P1QBPP2/R4RK1 w k - 2 17 ; Best move: e6f8
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black rook at d7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black queen at a6, black pawn at b6, black pawn at d6, white knight at e6 and black knight at h6. Black pawn at c5. White pawn at c4, white pawn at d4 and white pawn at h4. White pawn at b3, white pawn at g3 and white bishop at h3. White pawn at a2, white queen at c2, white bishop at d2, white pawn at e2 and white pawn at f2. White rook at a1, white rook at f1 and white king at g1. Black kingside is the only castle move available. Half move number is 2. Full move number is 17. White to move.