r1b1kb2/1ppnp1pr/7n/p4p1p/1PNp1PQ1/B2PP2B/P1P4P/R4KNR b q - 1 12
FEN state: r1b1kb2/1ppnp1pr/7n/p4p1p/1PNp1PQ1/B2PP2B/P1P4P/R4KNR b q - 1 12 ; Best move: f5g4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black bishop at f8. Black pawn at b7, black pawn at c7, black knight at d7, black pawn at e7, black pawn at g7 and black rook at h7. Black knight at h6. Black pawn at a5, black pawn at f5 and black pawn at h5. White pawn at b4, white knight at c4, black pawn at d4, white pawn at f4 and white queen at g4. White bishop at a3, white pawn at d3, white pawn at e3 and white bishop at h3. White pawn at a2, white pawn at c2 and white pawn at h2. White rook at a1, white king at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 1. Full move number is 12. Black to move.