rkb2b1r/p1p2n1p/4q1p1/1pNppp1P/2P2B2/PQ1P2N1/4RPP1/4KB1R w K - 0 20
FEN state: rkb2b1r/p1p2n1p/4q1p1/1pNppp1P/2P2B2/PQ1P2N1/4RPP1/4KB1R w K - 0 20 ; Best move: c5e6
The current state of the chess board is: Black rook at a8, black king at b8, black bishop at c8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black knight at f7 and black pawn at h7. Black queen at e6 and black pawn at g6. Black pawn at b5, white knight at c5, black pawn at d5, black pawn at e5, black pawn at f5 and white pawn at h5. White pawn at c4 and white bishop at f4. White pawn at a3, white queen at b3, white pawn at d3 and white knight at g3. White rook at e2, white pawn at f2 and white pawn at g2. White king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 20. White to move.