r1b2knr/2pp1p1p/n7/pp1Ppp2/Nb6/2P3P1/PP1QPK1P/R3B1NR b - - 1 12
FEN state: r1b2knr/2pp1p1p/n7/pp1Ppp2/Nb6/2P3P1/PP1QPK1P/R3B1NR b - - 1 12 ; Best move: b4d6
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at f8, black knight at g8 and black rook at h8. Black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. Black knight at a6. Black pawn at a5, black pawn at b5, white pawn at d5, black pawn at e5 and black pawn at f5. White knight at a4 and black bishop at b4. White pawn at c3 and white pawn at g3. White pawn at a2, white pawn at b2, white queen at d2, white pawn at e2, white king at f2 and white pawn at h2. White rook at a1, white bishop at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 12. Black to move.