r3k2r/p4np1/3b3p/Ppp1n3/2p1pP2/1P1PN2N/1R2bK2/2BQ1BR1 b kq - 1 23
FEN state: r3k2r/p4np1/3b3p/Ppp1n3/2p1pP2/1P1PN2N/1R2bK2/2BQ1BR1 b kq - 1 23 ; Best move: e2d1
The current state of the chess board is: Black rook at a8, black king at e8 and black rook at h8. Black pawn at a7, black knight at f7 and black pawn at g7. Black bishop at d6 and black pawn at h6. White pawn at a5, black pawn at b5, black pawn at c5 and black knight at e5. Black pawn at c4, black pawn at e4 and white pawn at f4. White pawn at b3, white pawn at d3, white knight at e3 and white knight at h3. White rook at b2, black bishop at e2 and white king at f2. White bishop at c1, white queen at d1, white bishop at f1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 23. Black to move.