r1bqkb1r/pppp1p2/8/4p1p1/Q4Pnp/2P1PN1P/P1nPK1P1/RNB2B1R w q - 2 12
FEN state: r1bqkb1r/pppp1p2/8/4p1p1/Q4Pnp/2P1PN1P/P1nPK1P1/RNB2B1R w q - 2 12 ; Best move: a4c2
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at f7. Black pawn at e5 and black pawn at g5. White queen at a4, white pawn at f4, black knight at g4 and black pawn at h4. White pawn at c3, white pawn at e3, white knight at f3 and white pawn at h3. White pawn at a2, black knight at c2, white pawn at d2, white king at e2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1 and white rook at h1. Black queenside is the only castle move available. Half move number is 2. Full move number is 12. White to move.