r1b1k1nr/p2p1pp1/n1p4B/4pPb1/Pq4P1/4R2B/4P2P/1NQ1K1NR w Kkq - 0 16
FEN state: r1b1k1nr/p2p1pp1/n1p4B/4pPb1/Pq4P1/4R2B/4P2P/1NQ1K1NR w Kkq - 0 16 ; Best move: e1f2
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at f7 and black pawn at g7. Black knight at a6, black pawn at c6 and white bishop at h6. Black pawn at e5, white pawn at f5 and black bishop at g5. White pawn at a4, black queen at b4 and white pawn at g4. White rook at e3 and white bishop at h3. White pawn at e2 and white pawn at h2. White knight at b1, white queen at c1, white king at e1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 16. White to move.