1r1q1bnr/pbpk4/3p1ppp/1N2p3/PP1nP2P/3B1Q2/2PP1PP1/R1BK2NR w - - 1 12
FEN state: 1r1q1bnr/pbpk4/3p1ppp/1N2p3/PP1nP2P/3B1Q2/2PP1PP1/R1BK2NR w - - 1 12 ; Best move: b5d4
The current state of the chess board is: Black rook at b8, black queen at d8, 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 and black king at d7. Black pawn at d6, black pawn at f6, black pawn at g6 and black pawn at h6. White knight at b5 and black pawn at e5. White pawn at a4, white pawn at b4, black knight at d4, white pawn at e4 and white pawn at h4. White bishop at d3 and white queen at f3. White pawn at c2, white pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white bishop at c1, white king at d1, 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. White to move.