rnbq3r/p2pnkp1/3p1p1p/4pP2/1pP4P/P6R/PRQPP1P1/2BK1BN1 w - - 1 16
FEN state: rnbq3r/p2pnkp1/3p1p1p/4pP2/1pP4P/P6R/PRQPP1P1/2BK1BN1 w - - 1 16 ; Best move: a3b4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8 and black rook at h8. Black pawn at a7, black pawn at d7, black knight at e7, black king at f7 and black pawn at g7. Black pawn at d6, black pawn at f6 and black pawn at h6. Black pawn at e5 and white pawn at f5. Black pawn at b4, white pawn at c4 and white pawn at h4. White pawn at a3 and white rook at h3. White pawn at a2, white rook at b2, white queen at c2, white pawn at d2, white pawn at e2 and white pawn at g2. White bishop at c1, white king at d1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 16. White to move.