r1b1k3/p1p3br/1p1qp3/3p1np1/1P3p1P/P1B1NBP1/2PQPP2/5RK1 b q - 5 22
FEN state: r1b1k3/p1p3br/1p1qp3/3p1np1/1P3p1P/P1B1NBP1/2PQPP2/5RK1 b q - 5 22 ; Best move: f4e3
The current state of the chess board is: Black rook at a8, black bishop at c8 and black king at e8. Black pawn at a7, black pawn at c7, black bishop at g7 and black rook at h7. Black pawn at b6, black queen at d6 and black pawn at e6. Black pawn at d5, black knight at f5 and black pawn at g5. White pawn at b4, black pawn at f4 and white pawn at h4. White pawn at a3, white bishop at c3, white knight at e3, white bishop at f3 and white pawn at g3. White pawn at c2, white queen at d2, white pawn at e2 and white pawn at f2. White rook at f1 and white king at g1. Black queenside is the only castle move available. Half move number is 5. Full move number is 22. Black to move.