r4b1r/1b3kp1/p1nq1p1n/2P2p1P/p6P/1PP2P2/4P1K1/RN3BNR w - - 0 20
FEN state: r4b1r/1b3kp1/p1nq1p1n/2P2p1P/p6P/1PP2P2/4P1K1/RN3BNR w - - 0 20 ; Best move: c5d6
The current state of the chess board is: Black rook at a8, black bishop at f8 and black rook at h8. Black bishop at b7, black king at f7 and black pawn at g7. Black pawn at a6, black knight at c6, black queen at d6, black pawn at f6 and black knight at h6. White pawn at c5, black pawn at f5 and white pawn at h5. Black pawn at a4 and white pawn at h4. White pawn at b3, white pawn at c3 and white pawn at f3. White pawn at e2 and white king at g2. White rook at a1, white knight at b1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move.