1n2kb1r/rp1b3p/3pp2n/qp2N1P1/2B1PpPP/8/2PP4/BN1Q1K1R w k - 2 18
FEN state: 1n2kb1r/rp1b3p/3pp2n/qp2N1P1/2B1PpPP/8/2PP4/BN1Q1K1R w k - 2 18 ; Best move: a1c3
The current state of the chess board is: Black knight at b8, black king at e8, black bishop at f8 and black rook at h8. Black rook at a7, black pawn at b7, black bishop at d7 and black pawn at h7. Black pawn at d6, black pawn at e6 and black knight at h6. Black queen at a5, black pawn at b5, white knight at e5 and white pawn at g5. White bishop at c4, white pawn at e4, black pawn at f4, white pawn at g4 and white pawn at h4. White pawn at c2 and white pawn at d2. White bishop at a1, white knight at b1, white queen at d1, white king at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 2. Full move number is 18. White to move.