r4bnr/1pq1p2k/2n1bp2/pN6/P1pPPP2/6P1/2P1N2P/1RB1K2R w K - 0 21
FEN state: r4bnr/1pq1p2k/2n1bp2/pN6/P1pPPP2/6P1/2P1N2P/1RB1K2R w K - 0 21 ; Best move: b5c7
The current state of the chess board is: Black rook at a8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black queen at c7, black pawn at e7 and black king at h7. Black knight at c6, black bishop at e6 and black pawn at f6. Black pawn at a5 and white knight at b5. White pawn at a4, black pawn at c4, white pawn at d4, white pawn at e4 and white pawn at f4. White pawn at g3. White pawn at c2, white knight at e2 and white pawn at h2. White rook at b1, 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 0. Full move number is 21. White to move.