r3kb1r/Rb1pp2p/n5pB/1pp2p2/4P1PP/1K1P1P2/2P5/1N1Q2NR w kq - 3 16
FEN state: r3kb1r/Rb1pp2p/n5pB/1pp2p2/4P1PP/1K1P1P2/2P5/1N1Q2NR w kq - 3 16 ; Best move: a7a8
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. White rook at a7, black bishop at b7, black pawn at d7, black pawn at e7 and black pawn at h7. Black knight at a6, black pawn at g6 and white bishop at h6. Black pawn at b5, black pawn at c5 and black pawn at f5. White pawn at e4, white pawn at g4 and white pawn at h4. White king at b3, white pawn at d3 and white pawn at f3. White pawn at c2. White knight at b1, white queen at d1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 16. White to move.