r1b1kr2/ppbp1p2/2pqp1Pn/7Q/1n1P3P/1PPBP3/P3N1P1/RNB1K2R w - - 1 20
FEN state: r1b1kr2/ppbp1p2/2pqp1Pn/7Q/1n1P3P/1PPBP3/P3N1P1/RNB1K2R w - - 1 20 ; Best move: c3b4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black rook at f8. Black pawn at a7, black pawn at b7, black bishop at c7, black pawn at d7 and black pawn at f7. Black pawn at c6, black queen at d6, black pawn at e6, white pawn at g6 and black knight at h6. White queen at h5. Black knight at b4, white pawn at d4 and white pawn at h4. White pawn at b3, white pawn at c3, white bishop at d3 and white pawn at e3. White pawn at a2, white knight at e2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. White to move.