1r2kbnr/p5pn/4p3/1pp2p1p/1PPNBB1P/P6N/2PpPP1P/RQ3K1R w k - 2 19
FEN state: 1r2kbnr/p5pn/4p3/1pp2p1p/1PPNBB1P/P6N/2PpPP1P/RQ3K1R w k - 2 19 ; Best move: e4c6
The current state of the chess board is: Black rook at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at g7 and black knight at h7. Black pawn at e6. Black pawn at b5, black pawn at c5, black pawn at f5 and black pawn at h5. White pawn at b4, white pawn at c4, white knight at d4, white bishop at e4, white bishop at f4 and white pawn at h4. White pawn at a3 and white knight at h3. White pawn at c2, black pawn at d2, white pawn at e2, white pawn at f2 and white pawn at h2. White rook at a1, white queen at b1, white king at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 2. Full move number is 19. White to move.