1nb1k1r1/rpqpb3/2Pn1pp1/P3p2p/7P/R6N/2PPP1PR/2BQKB2 w - - 1 20
FEN state: 1nb1k1r1/rpqpb3/2Pn1pp1/P3p2p/7P/R6N/2PPP1PR/2BQKB2 w - - 1 20 ; Best move: c6b7
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8 and black rook at g8. Black rook at a7, black pawn at b7, black queen at c7, black pawn at d7 and black bishop at e7. White pawn at c6, black knight at d6, black pawn at f6 and black pawn at g6. White pawn at a5, black pawn at e5 and black pawn at h5. White pawn at h4. White rook at a3 and white knight at h3. White pawn at c2, white pawn at d2, white pawn at e2, white pawn at g2 and white rook at h2. White bishop at c1, white queen at d1, white king at e1 and white bishop at f1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. White to move.