rn3bn1/1p1kp2r/pPpp2pp/8/PP4bP/3PNPp1/3RP1B1/2BQK1NR w K - 0 19
FEN state: rn3bn1/1p1kp2r/pPpp2pp/8/PP4bP/3PNPp1/3RP1B1/2BQK1NR w K - 0 19 ; Best move: f3g4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black knight at g8. Black pawn at b7, black king at d7, black pawn at e7 and black rook at h7. Black pawn at a6, white pawn at b6, black pawn at c6, black pawn at d6, black pawn at g6 and black pawn at h6. White pawn at a4, white pawn at b4, black bishop at g4 and white pawn at h4. White pawn at d3, white knight at e3, white pawn at f3 and black pawn at g3. White rook at d2, white pawn at e2 and white bishop at g2. White bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 19. White to move.