r1bqk1r1/3p1p2/2np3b/pp1np2p/6p1/PP2PNP1/2PPBP1P/R1BQ2KR w q - 0 18
FEN state: r1bqk1r1/3p1p2/2np3b/pp1np2p/6p1/PP2PNP1/2PPBP1P/R1BQ2KR w q - 0 18 ; Best move: f3h4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black rook at g8. Black pawn at d7 and black pawn at f7. Black knight at c6, black pawn at d6 and black bishop at h6. Black pawn at a5, black pawn at b5, black knight at d5, black pawn at e5 and black pawn at h5. Black pawn at g4. White pawn at a3, white pawn at b3, white pawn at e3, white knight at f3 and white pawn at g3. White pawn at c2, white pawn at d2, white bishop at e2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 18. White to move.