1n1r1b1r/2pkp2p/p3NpQ1/1Pq5/PR1pP3/3B3P/1P1P1PPN/2B1K2R w K - 1 21
FEN state: 1n1r1b1r/2pkp2p/p3NpQ1/1Pq5/PR1pP3/3B3P/1P1P1PPN/2B1K2R w K - 1 21 ; Best move: e6c5
The current state of the chess board is: Black knight at b8, black rook at d8, black bishop at f8 and black rook at h8. Black pawn at c7, black king at d7, black pawn at e7 and black pawn at h7. Black pawn at a6, white knight at e6, black pawn at f6 and white queen at g6. White pawn at b5 and black queen at c5. White pawn at a4, white rook at b4, black pawn at d4 and white pawn at e4. White bishop at d3 and white pawn at h3. White pawn at b2, white pawn at d2, white pawn at f2, white pawn at g2 and white knight at h2. White bishop at c1, white king at e1 and white rook at h1. White kingside is the only castle move available. Half move number is 1. Full move number is 21. White to move.