r3kb2/pp1bpnp1/n3rp2/2ppN3/1P1NP1p1/BQPP4/P3Bq1P/R1K4R b q - 1 16
FEN state: r3kb2/pp1bpnp1/n3rp2/2ppN3/1P1NP1p1/BQPP4/P3Bq1P/R1K4R b q - 1 16 ; Best move: c5d4
The current state of the chess board is: Black rook at a8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black bishop at d7, black pawn at e7, black knight at f7 and black pawn at g7. Black knight at a6, black rook at e6 and black pawn at f6. Black pawn at c5, black pawn at d5 and white knight at e5. White pawn at b4, white knight at d4, white pawn at e4 and black pawn at g4. White bishop at a3, white queen at b3, white pawn at c3 and white pawn at d3. White pawn at a2, white bishop at e2, black queen at f2 and white pawn at h2. White rook at a1, white king at c1 and white rook at h1. Black queenside is the only castle move available. Half move number is 1. Full move number is 16. Black to move.