r1b1k2r/2np2b1/1p2p1p1/7q/QppP2n1/P1P1PP2/2R3PP/BN2KB1R w Kkq - 1 20
FEN state: r1b1k2r/2np2b1/1p2p1p1/7q/QppP2n1/P1P1PP2/2R3PP/BN2KB1R w Kkq - 1 20 ; Best move: f3g4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at h8. Black knight at c7, black pawn at d7 and black bishop at g7. Black pawn at b6, black pawn at e6 and black pawn at g6. Black queen at h5. White queen at a4, black pawn at b4, black pawn at c4, white pawn at d4 and black knight at g4. White pawn at a3, white pawn at c3, white pawn at e3 and white pawn at f3. White rook at c2, white pawn at g2 and white pawn at h2. White bishop at a1, white knight at b1, white king at e1, white bishop at f1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 20. White to move.