r2qkbnr/pbppp3/1p1P2pp/4Bp2/P1n1N2P/RP6/2P1PPP1/2KQNB1R b - - 12 16
FEN state: r2qkbnr/pbppp3/1p1P2pp/4Bp2/P1n1N2P/RP6/2P1PPP1/2KQNB1R b - - 12 16 ; Best move: c4e5
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at d7 and black pawn at e7. Black pawn at b6, white pawn at d6, black pawn at g6 and black pawn at h6. White bishop at e5 and black pawn at f5. White pawn at a4, black knight at c4, white knight at e4 and white pawn at h4. White rook at a3 and white pawn at b3. White pawn at c2, white pawn at e2, white pawn at f2 and white pawn at g2. White king at c1, white queen at d1, white knight at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 12. Full move number is 16. Black to move.