r6r/1b1kpp1p/np5n/p2P2p1/PP2P3/R2B2PP/1b1P2PR/1NBQK1N1 w - - 1 16
FEN state: r6r/1b1kpp1p/np5n/p2P2p1/PP2P3/R2B2PP/1b1P2PR/1NBQK1N1 w - - 1 16 ; Best move: d3b5
The current state of the chess board is: Black rook at a8 and black rook at h8. Black bishop at b7, black king at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black knight at a6, black pawn at b6 and black knight at h6. Black pawn at a5, white pawn at d5 and black pawn at g5. White pawn at a4, white pawn at b4 and white pawn at e4. White rook at a3, white bishop at d3, white pawn at g3 and white pawn at h3. Black bishop at b2, white pawn at d2, white pawn at g2 and white rook at h2. White knight at b1, white bishop at c1, white queen at d1, white king at e1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 16. White to move.