rn2qbnr/pp2pkp1/5p2/2pp3p/P5bN/R2BP1PP/1PPP1P2/1NBQK2R b K - 0 10
FEN state: rn2qbnr/pp2pkp1/5p2/2pp3p/P5bN/R2BP1PP/1PPP1P2/1NBQK2R b K - 0 10 ; Best move: g4d1
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at e7, black king at f7 and black pawn at g7. Black pawn at f6. Black pawn at c5, black pawn at d5 and black pawn at h5. White pawn at a4, black bishop at g4 and white knight at h4. White rook at a3, white bishop at d3, white pawn at e3, white pawn at g3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at d2 and white pawn at f2. White knight at b1, white bishop at c1, white queen at d1, white king at e1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 10. Black to move.