r1bqr1k1/pppp1p2/3p4/6p1/1nPbP1P1/PQ4R1/3P2P1/R1B1KBN1 w Q - 7 19
FEN state: r1bqr1k1/pppp1p2/3p4/6p1/1nPbP1P1/PQ4R1/3P2P1/R1B1KBN1 w Q - 7 19 ; Best move: c1b2
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black rook at e8 and black king at g8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at f7. Black pawn at d6. Black pawn at g5. Black knight at b4, white pawn at c4, black bishop at d4, white pawn at e4 and white pawn at g4. White pawn at a3, white queen at b3 and white rook at g3. White pawn at d2 and white pawn at g2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 7. Full move number is 19. White to move.