rnb1k2r/p1p5/4Bppn/2B5/2P1P3/1P2K1Pp/P2PN2P/R2QR3 b - - 2 20
FEN state: rnb1k2r/p1p5/4Bppn/2B5/2P1P3/1P2K1Pp/P2PN2P/R2QR3 b - - 2 20 ; Best move: c8e6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at a7 and black pawn at c7. White bishop at e6, black pawn at f6, black pawn at g6 and black knight at h6. White bishop at c5. White pawn at c4 and white pawn at e4. White pawn at b3, white king at e3, white pawn at g3 and black pawn at h3. White pawn at a2, white pawn at d2, white knight at e2 and white pawn at h2. White rook at a1, white queen at d1 and white rook at e1. Both players have exhausted their castles. Half move number is 2. Full move number is 20. Black to move.