1rb1k1nr/2pqb2p/ppnp1pp1/4p1N1/P3P1P1/1PPP1P1B/R2K3P/1NBQ1R2 b k - 0 13
FEN state: 1rb1k1nr/2pqb2p/ppnp1pp1/4p1N1/P3P1P1/1PPP1P1B/R2K3P/1NBQ1R2 b k - 0 13 ; Best move: f6g5
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at c7, black queen at d7, black bishop at e7 and black pawn at h7. Black pawn at a6, black pawn at b6, black knight at c6, black pawn at d6, black pawn at f6 and black pawn at g6. Black pawn at e5 and white knight at g5. White pawn at a4, white pawn at e4 and white pawn at g4. White pawn at b3, white pawn at c3, white pawn at d3, white pawn at f3 and white bishop at h3. White rook at a2, white king at d2 and white pawn at h2. White knight at b1, white bishop at c1, white queen at d1 and white rook at f1. Black kingside is the only castle move available. Half move number is 0. Full move number is 13. Black to move.