r1bk1b1r/p4p2/n3pn1p/1p1pPQ2/2pP4/NqB2P1P/2P1N1P1/3RKB1R w K - 5 19
FEN state: r1bk1b1r/p4p2/n3pn1p/1p1pPQ2/2pP4/NqB2P1P/2P1N1P1/3RKB1R w K - 5 19 ; Best move: f5f6
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at a7 and black pawn at f7. Black knight at a6, black pawn at e6, black knight at f6 and black pawn at h6. Black pawn at b5, black pawn at d5, white pawn at e5 and white queen at f5. Black pawn at c4 and white pawn at d4. White knight at a3, black queen at b3, white bishop at c3, white pawn at f3 and white pawn at h3. White pawn at c2, white knight at e2 and white pawn at g2. White rook at d1, 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 5. Full move number is 19. White to move.