r1b1kbnr/p4p2/nPpp1q2/4p1Np/NP2P3/5RP1/2PP1P1P/2BQKBR1 b k - 0 15
FEN state: r1b1kbnr/p4p2/nPpp1q2/4p1Np/NP2P3/5RP1/2PP1P1P/2BQKBR1 b k - 0 15 ; Best move: f6g5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7 and black pawn at f7. Black knight at a6, white pawn at b6, black pawn at c6, black pawn at d6 and black queen at f6. Black pawn at e5, white knight at g5 and black pawn at h5. White knight at a4, white pawn at b4 and white pawn at e4. White rook at f3 and white pawn at g3. White pawn at c2, white pawn at d2, white pawn at f2 and white pawn at h2. White bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. Black kingside is the only castle move available. Half move number is 0. Full move number is 15. Black to move.