rnb2b2/2k1pppr/ppp4p/q4n2/1B1p4/PP2PPPN/2PP3P/RN1QRBK1 b - - 2 16
FEN state: rnb2b2/2k1pppr/ppp4p/q4n2/1B1p4/PP2PPPN/2PP3P/RN1QRBK1 b - - 2 16 ; Best move: a5e5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black bishop at f8. Black king at c7, black pawn at e7, black pawn at f7, black pawn at g7 and black rook at h7. Black pawn at a6, black pawn at b6, black pawn at c6 and black pawn at h6. Black queen at a5 and black knight at f5. White bishop at b4 and black pawn at d4. White pawn at a3, white pawn at b3, white pawn at e3, white pawn at f3, white pawn at g3 and white knight at h3. White pawn at c2, white pawn at d2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white rook at e1, white bishop at f1 and white king at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 16. Black to move.