rq2kb1r/2p1p2p/ppnp1p2/5n2/1QN1P1p1/1P1P1b1P/P1P2PPR/R1B1K1N1 w kq - 2 18
FEN state: rq2kb1r/2p1p2p/ppnp1p2/5n2/1QN1P1p1/1P1P1b1P/P1P2PPR/R1B1K1N1 w kq - 2 18 ; Best move: b4d2
The current state of the chess board is: Black rook at a8, black queen at b8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at c7, black pawn at e7 and black pawn at h7. Black pawn at a6, black pawn at b6, black knight at c6, black pawn at d6 and black pawn at f6. Black knight at f5. White queen at b4, white knight at c4, white pawn at e4 and black pawn at g4. White pawn at b3, white pawn at d3, black bishop at f3 and white pawn at h3. White pawn at a2, white pawn at c2, white pawn at f2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at c1, white king at e1 and white knight at g1. Black kingside and black queenside castles are available. Half move number is 2. Full move number is 18. White to move.