r2q1bnr/1pNkp3/5p1p/p4b2/1nBpP1P1/1PN5/P1PP1P1P/R1BQ1K1R w - - 0 12
FEN state: r2q1bnr/1pNkp3/5p1p/p4b2/1nBpP1P1/1PN5/P1PP1P1P/R1BQ1K1R w - - 0 12 ; Best move: c3b5
The current state of the chess board is: Black rook at a8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, white knight at c7, black king at d7 and black pawn at e7. Black pawn at f6 and black pawn at h6. Black pawn at a5 and black bishop at f5. Black knight at b4, white bishop at c4, black pawn at d4, white pawn at e4 and white pawn at g4. White pawn at b3 and white knight at c3. White pawn at a2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 12. White to move.