r1bqr3/p2p3p/Q1n3pn/1p4bk/2pNpp1P/P1PP4/1P1B2P1/2R1KR2 w - - 0 23
FEN state: r1bqr3/p2p3p/Q1n3pn/1p4bk/2pNpp1P/P1PP4/1P1B2P1/2R1KR2 w - - 0 23 ; Best move: a6b5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black rook at e8. Black pawn at a7, black pawn at d7 and black pawn at h7. White queen at a6, black knight at c6, black pawn at g6 and black knight at h6. Black pawn at b5, black bishop at g5 and black king at h5. Black pawn at c4, white knight at d4, black pawn at e4, black pawn at f4 and white pawn at h4. White pawn at a3, white pawn at c3 and white pawn at d3. White pawn at b2, white bishop at d2 and white pawn at g2. White rook at c1, white king at e1 and white rook at f1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. White to move.