r2k1bnr/1q1n4/pppp4/4pPRp/1P5N/NQP5/P2PPP1P/R1B1KB1b w Q - 4 19
FEN state: r2k1bnr/1q1n4/pppp4/4pPRp/1P5N/NQP5/P2PPP1P/R1B1KB1b w Q - 4 19 ; Best move: g5g8
The current state of the chess board is: Black rook at a8, black king at d8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at b7 and black knight at d7. Black pawn at a6, black pawn at b6, black pawn at c6 and black pawn at d6. Black pawn at e5, white pawn at f5, white rook at g5 and black pawn at h5. White pawn at b4 and white knight at h4. White knight at a3, white queen at b3 and white pawn at c3. White pawn at a2, white pawn at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and black bishop at h1. White queenside is the only castle move available. Half move number is 4. Full move number is 19. White to move.