1rb1k2r/p2p1p1p/4q2n/1pp1p1pP/2P3P1/N1QP4/P3P1KN/R1B2BR1 w k - 2 16
FEN state: 1rb1k2r/p2p1p1p/4q2n/1pp1p1pP/2P3P1/N1QP4/P3P1KN/R1B2BR1 w k - 2 16 ; Best move: a3b5
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at f7 and black pawn at h7. Black queen at e6 and black knight at h6. Black pawn at b5, black pawn at c5, black pawn at e5, black pawn at g5 and white pawn at h5. White pawn at c4 and white pawn at g4. White knight at a3, white queen at c3 and white pawn at d3. White pawn at a2, white pawn at e2, white king at g2 and white knight at h2. White rook at a1, white bishop at c1, white bishop at f1 and white rook at g1. Black kingside is the only castle move available. Half move number is 2. Full move number is 16. White to move.