rbb1k3/p2pn2r/p3ppp1/N2N3p/P1p1P1RP/3PP3/1PP3P1/R1B1QK2 b q - 1 23
FEN state: rbb1k3/p2pn2r/p3ppp1/N2N3p/P1p1P1RP/3PP3/1PP3P1/R1B1QK2 b q - 1 23 ; Best move: e6d5
The current state of the chess board is: Black rook at a8, black bishop at b8, black bishop at c8 and black king at e8. Black pawn at a7, black pawn at d7, black knight at e7 and black rook at h7. Black pawn at a6, black pawn at e6, black pawn at f6 and black pawn at g6. White knight at a5, white knight at d5 and black pawn at h5. White pawn at a4, black pawn at c4, white pawn at e4, white rook at g4 and white pawn at h4. White pawn at d3 and white pawn at e3. White pawn at b2, white pawn at c2 and white pawn at g2. White rook at a1, white bishop at c1, white queen at e1 and white king at f1. Black queenside is the only castle move available. Half move number is 1. Full move number is 23. Black to move.