rnb2b1r/2qk4/1p1p3n/pP3p1p/N2pp1pP/BQ2P1P1/P1P1NP2/2R1KB1R w K - 2 18
FEN state: rnb2b1r/2qk4/1p1p3n/pP3p1p/N2pp1pP/BQ2P1P1/P1P1NP2/2R1KB1R w K - 2 18 ; Best move: e2f4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8 and black rook at h8. Black queen at c7 and black king at d7. Black pawn at b6, black pawn at d6 and black knight at h6. Black pawn at a5, white pawn at b5, black pawn at f5 and black pawn at h5. White knight at a4, black pawn at d4, black pawn at e4, black pawn at g4 and white pawn at h4. White bishop at a3, white queen at b3, white pawn at e3 and white pawn at g3. White pawn at a2, white pawn at c2, white knight at e2 and white pawn at f2. White rook at c1, 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 2. Full move number is 18. White to move.