r2Nkb1r/p2np3/1pp2n2/7p/2PP2b1/1P2P3/P3Q2P/RNB1K2R w KQkq - 0 18
FEN state: r2Nkb1r/p2np3/1pp2n2/7p/2PP2b1/1P2P3/P3Q2P/RNB1K2R w KQkq - 0 18 ; Best move: e2f1
The current state of the chess board is: Black rook at a8, white knight at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black knight at d7 and black pawn at e7. Black pawn at b6, black pawn at c6 and black knight at f6. Black pawn at h5. White pawn at c4, white pawn at d4 and black bishop at g4. White pawn at b3 and white pawn at e3. White pawn at a2, white queen at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 18. White to move.