4kb1r/1q2pp2/r1n1b1p1/ppp1N2p/P3p1nP/RQP1P3/1P1PBPP1/2B2K2 w k - 4 24
FEN state: 4kb1r/1q2pp2/r1n1b1p1/ppp1N2p/P3p1nP/RQP1P3/1P1PBPP1/2B2K2 w k - 4 24 ; Best move: b3b5
The current state of the chess board is: Black king at e8, black bishop at f8 and black rook at h8. Black queen at b7, black pawn at e7 and black pawn at f7. Black rook at a6, black knight at c6, black bishop at e6 and black pawn at g6. Black pawn at a5, black pawn at b5, black pawn at c5, white knight at e5 and black pawn at h5. White pawn at a4, black pawn at e4, black knight at g4 and white pawn at h4. White rook at a3, white queen at b3, white pawn at c3 and white pawn at e3. White pawn at b2, white pawn at d2, white bishop at e2, white pawn at f2 and white pawn at g2. White bishop at c1 and white king at f1. Black kingside is the only castle move available. Half move number is 4. Full move number is 24. White to move.