r1q2b1r/p1ppp1k1/1p5n/P3P1B1/1n1P2p1/1b4P1/2PQ3P/RN2KRN1 w Q - 2 19
FEN state: r1q2b1r/p1ppp1k1/1p5n/P3P1B1/1n1P2p1/1b4P1/2PQ3P/RN2KRN1 w Q - 2 19 ; Best move: d2b4
The current state of the chess board is: Black rook at a8, black queen at c8, 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 king at g7. Black pawn at b6 and black knight at h6. White pawn at a5, white pawn at e5 and white bishop at g5. Black knight at b4, white pawn at d4 and black pawn at g4. Black bishop at b3 and white pawn at g3. White pawn at c2, white queen at d2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1, white rook at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 2. Full move number is 19. White to move.