rn1q1b1r/4pk1p/b2p3n/1PpP1p2/pP2PB2/P4PpP/2Q1K1P1/RN3BNR w - - 0 16
FEN state: rn1q1b1r/4pk1p/b2p3n/1PpP1p2/pP2PB2/P4PpP/2Q1K1P1/RN3BNR w - - 0 16 ; Best move: b5a6
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at e7, black king at f7 and black pawn at h7. Black bishop at a6, black pawn at d6 and black knight at h6. White pawn at b5, black pawn at c5, white pawn at d5 and black pawn at f5. Black pawn at a4, white pawn at b4, white pawn at e4 and white bishop at f4. White pawn at a3, white pawn at f3, black pawn at g3 and white pawn at h3. White queen at c2, white king at e2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 16. White to move.