rn1qkb1r/p1pppp2/bp5n/P5pp/2PP2PP/R4P2/1P1BP3/1N1QKBNR b Kq - 4 10
FEN state: rn1qkb1r/p1pppp2/bp5n/P5pp/2PP2PP/R4P2/1P1BP3/1N1QKBNR b Kq - 4 10 ; Best move: g5h4
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at e7 and black pawn at f7. Black bishop at a6, black pawn at b6 and black knight at h6. White pawn at a5, black pawn at g5 and black pawn at h5. White pawn at c4, white pawn at d4, white pawn at g4 and white pawn at h4. White rook at a3 and white pawn at f3. White pawn at b2, white bishop at d2 and white pawn at e2. White knight at b1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside and black queenside castles are available. Half move number is 4. Full move number is 10. Black to move.