r2qkbn1/1pp5/p3b1rp/4p1pR/P2p1NP1/1N1n1p1P/1PP1PPB1/2BQ1K1R w q - 2 22
FEN state: r2qkbn1/1pp5/p3b1rp/4p1pR/P2p1NP1/1N1n1p1P/1PP1PPB1/2BQ1K1R w q - 2 22 ; Best move: d1d3
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at b7 and black pawn at c7. Black pawn at a6, black bishop at e6, black rook at g6 and black pawn at h6. Black pawn at e5, black pawn at g5 and white rook at h5. White pawn at a4, black pawn at d4, white knight at f4 and white pawn at g4. White knight at b3, black knight at d3, black pawn at f3 and white pawn at h3. White pawn at b2, white pawn at c2, white pawn at e2, white pawn at f2 and white bishop at g2. White bishop at c1, white queen at d1, white king at f1 and white rook at h1. Black queenside is the only castle move available. Half move number is 2. Full move number is 22. White to move.