r1b3nr/ppp1b3/2kp1pp1/4p2p/qP4PP/PnNPPP2/R1P5/2BKQBNR w - - 3 20
FEN state: r1b3nr/ppp1b3/2kp1pp1/4p2p/qP4PP/PnNPPP2/R1P5/2BKQBNR w - - 3 20 ; Best move: c3a4
The current state of the chess board is: Black rook at a8, black bishop at c8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7 and black bishop at e7. Black king at c6, black pawn at d6, black pawn at f6 and black pawn at g6. Black pawn at e5 and black pawn at h5. Black queen at a4, white pawn at b4, white pawn at g4 and white pawn at h4. White pawn at a3, black knight at b3, white knight at c3, white pawn at d3, white pawn at e3 and white pawn at f3. White rook at a2 and white pawn at c2. White bishop at c1, white king at d1, white queen at e1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 3. Full move number is 20. White to move.