r3kb1r/5p1p/p1p1p3/1p1p1nq1/PP4n1/N2K1b1P/2P1N2R/R1B1QB2 w kq - 2 18
FEN state: r3kb1r/5p1p/p1p1p3/1p1p1nq1/PP4n1/N2K1b1P/2P1N2R/R1B1QB2 w kq - 2 18 ; Best move: c1g5
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at f7 and black pawn at h7. Black pawn at a6, black pawn at c6 and black pawn at e6. Black pawn at b5, black pawn at d5, black knight at f5 and black queen at g5. White pawn at a4, white pawn at b4 and black knight at g4. White knight at a3, white king at d3, black bishop at f3 and white pawn at h3. White pawn at c2, white knight at e2 and white rook at h2. White rook at a1, white bishop at c1, white queen at e1 and white bishop at f1. Black kingside and black queenside castles are available. Half move number is 2. Full move number is 18. White to move.