1Bb1n2r/1r3p1p/1pnqk3/1pPp2p1/6P1/4P2P/R2PQP1R/bN2KBN1 w - - 1 21
FEN state: 1Bb1n2r/1r3p1p/1pnqk3/1pPp2p1/6P1/4P2P/R2PQP1R/bN2KBN1 w - - 1 21 ; Best move: b8d6
The current state of the chess board is: White bishop at b8, black bishop at c8, black knight at e8 and black rook at h8. Black rook at b7, black pawn at f7 and black pawn at h7. Black pawn at b6, black knight at c6, black queen at d6 and black king at e6. Black pawn at b5, white pawn at c5, black pawn at d5 and black pawn at g5. White pawn at g4. White pawn at e3 and white pawn at h3. White rook at a2, white pawn at d2, white queen at e2, white pawn at f2 and white rook at h2. Black bishop at a1, white knight at b1, white king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. White to move.