rn1k1b1r/1p2p1pp/p1p2p1n/3p1bP1/1P3P2/P1q4P/2PPP1K1/RNBQ2NR w - - 0 13
FEN state: rn1k1b1r/1p2p1pp/p1p2p1n/3p1bP1/1P3P2/P1q4P/2PPP1K1/RNBQ2NR w - - 0 13 ; Best move: b1c3
The current state of the chess board is: Black rook at a8, black knight at b8, black king at d8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at e7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at c6, black pawn at f6 and black knight at h6. Black pawn at d5, black bishop at f5 and white pawn at g5. White pawn at b4 and white pawn at f4. White pawn at a3, black queen at c3 and white pawn at h3. White pawn at c2, white pawn at d2, white pawn at e2 and white king at g2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 13. White to move.