2b1k1nr/2P4p/n3pp2/1Nbp2p1/2P2P2/r6P/1B1PK1P1/R2Q1BNR w - - 1 21
FEN state: 2b1k1nr/2P4p/n3pp2/1Nbp2p1/2P2P2/r6P/1B1PK1P1/R2Q1BNR w - - 1 21 ; Best move: b2a3
The current state of the chess board is: Black bishop at c8, black king at e8, black knight at g8 and black rook at h8. White pawn at c7 and black pawn at h7. Black knight at a6, black pawn at e6 and black pawn at f6. White knight at b5, black bishop at c5, black pawn at d5 and black pawn at g5. White pawn at c4 and white pawn at f4. Black rook at a3 and white pawn at h3. White bishop at b2, white pawn at d2, white king at e2 and white pawn at g2. White rook at a1, white queen at d1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. White to move.