rnbqk3/3p2br/p1p1pp1n/1B4p1/1p2P1Pp/1PP2P1N/PB1PK2P/RN1Q2R1 w - - 2 16
FEN state: rnbqk3/3p2br/p1p1pp1n/1B4p1/1p2P1Pp/1PP2P1N/PB1PK2P/RN1Q2R1 w - - 2 16 ; Best move: b5a4
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 king at e8. Black pawn at d7, black bishop at g7 and black rook at h7. Black pawn at a6, black pawn at c6, black pawn at e6, black pawn at f6 and black knight at h6. White bishop at b5 and black pawn at g5. Black pawn at b4, white pawn at e4, white pawn at g4 and black pawn at h4. White pawn at b3, white pawn at c3, white pawn at f3 and white knight at h3. White pawn at a2, white bishop at b2, white pawn at d2, white king at e2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1 and white rook at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 16. White to move.