1rbq1b1r/p2nk3/2p4p/1p2pp2/2p2B2/N2P1PRP/PP2PP2/R1Q1KBN1 w Q - 0 18
FEN state: 1rbq1b1r/p2nk3/2p4p/1p2pp2/2p2B2/N2P1PRP/PP2PP2/R1Q1KBN1 w Q - 0 18 ; Best move: f4d2
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black knight at d7 and black king at e7. Black pawn at c6 and black pawn at h6. Black pawn at b5, black pawn at e5 and black pawn at f5. Black pawn at c4 and white bishop at f4. White knight at a3, white pawn at d3, white pawn at f3, white rook at g3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at e2 and white pawn at f2. White rook at a1, white queen at c1, white king at e1, white bishop at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 18. White to move.