rn2q1nr/p4k2/bp2p3/1p3Ppp/3pp2P/2Q5/PPPPK1PR/RNB3N1 w - - 0 20
FEN state: rn2q1nr/p4k2/bp2p3/1p3Ppp/3pp2P/2Q5/PPPPK1PR/RNB3N1 w - - 0 20 ; Best move: c3d4
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at e8, black knight at g8 and black rook at h8. Black pawn at a7 and black king at f7. Black bishop at a6, black pawn at b6 and black pawn at e6. Black pawn at b5, white pawn at f5, black pawn at g5 and black pawn at h5. Black pawn at d4, black pawn at e4 and white pawn at h4. White queen at c3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2, white king at e2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move.