b3k1nr/n2q4/p2b1pp1/1pr1p2p/P1pPPP2/1PPB4/1B1K1NPP/RN1R4 w k - 4 22
FEN state: b3k1nr/n2q4/p2b1pp1/1pr1p2p/P1pPPP2/1PPB4/1B1K1NPP/RN1R4 w k - 4 22 ; Best move: d4c5
The current state of the chess board is: Black bishop at a8, black king at e8, black knight at g8 and black rook at h8. Black knight at a7 and black queen at d7. Black pawn at a6, black bishop at d6, black pawn at f6 and black pawn at g6. Black pawn at b5, black rook at c5, black pawn at e5 and black pawn at h5. White pawn at a4, black pawn at c4, white pawn at d4, white pawn at e4 and white pawn at f4. White pawn at b3, white pawn at c3 and white bishop at d3. White bishop at b2, white king at d2, white knight at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1 and white rook at d1. Black kingside is the only castle move available. Half move number is 4. Full move number is 22. White to move.