2b1k3/rpppq2p/p2bpr2/nN3p2/2P2Nn1/3PB2P/1P2P1B1/R2QK2R w KQ - 7 20
FEN state: 2b1k3/rpppq2p/p2bpr2/nN3p2/2P2Nn1/3PB2P/1P2P1B1/R2QK2R w KQ - 7 20 ; Best move: b5d6
The current state of the chess board is: Black bishop at c8 and black king at e8. Black rook at a7, black pawn at b7, black pawn at c7, black pawn at d7, black queen at e7 and black pawn at h7. Black pawn at a6, black bishop at d6, black pawn at e6 and black rook at f6. Black knight at a5, white knight at b5 and black pawn at f5. White pawn at c4, white knight at f4 and black knight at g4. White pawn at d3, white bishop at e3 and white pawn at h3. White pawn at b2, white pawn at e2 and white bishop at g2. White rook at a1, white queen at d1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 7. Full move number is 20. White to move.