1n2kbnr/4p2p/1r1p1q2/p1p2Bp1/1P6/1P2PP2/b2PR2P/RNBQ2K1 b k - 1 20
FEN state: 1n2kbnr/4p2p/1r1p1q2/p1p2Bp1/1P6/1P2PP2/b2PR2P/RNBQ2K1 b k - 1 20 ; Best move: f6f5
The current state of the chess board is: Black knight at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at e7 and black pawn at h7. Black rook at b6, black pawn at d6 and black queen at f6. Black pawn at a5, black pawn at c5, white bishop at f5 and black pawn at g5. White pawn at b4. White pawn at b3, white pawn at e3 and white pawn at f3. Black bishop at a2, white pawn at d2, white rook at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1 and white king at g1. Black kingside is the only castle move available. Half move number is 1. Full move number is 20. Black to move.