rnbq2kr/p2ppn1p/Qp6/2p3p1/4P3/b4NP1/2PP1P1P/1RB1KB1R w K - 2 18
FEN state: rnbq2kr/p2ppn1p/Qp6/2p3p1/4P3/b4NP1/2PP1P1P/1RB1KB1R w K - 2 18 ; Best move: a6a3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at e7, black knight at f7 and black pawn at h7. White queen at a6 and black pawn at b6. Black pawn at c5 and black pawn at g5. White pawn at e4. Black bishop at a3, white knight at f3 and white pawn at g3. White pawn at c2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 2. Full move number is 18. White to move.