1n1qk3/r1pr4/p4p2/QB1ppbpp/3NP2B/1P2KPP1/P1P4P/R1N4R w - - 2 21
FEN state: 1n1qk3/r1pr4/p4p2/QB1ppbpp/3NP2B/1P2KPP1/P1P4P/R1N4R w - - 2 21 ; Best move: b5d7
The current state of the chess board is: Black knight at b8, black queen at d8 and black king at e8. Black rook at a7, black pawn at c7 and black rook at d7. Black pawn at a6 and black pawn at f6. White queen at a5, white bishop at b5, black pawn at d5, black pawn at e5, black bishop at f5, black pawn at g5 and black pawn at h5. White knight at d4, white pawn at e4 and white bishop at h4. White pawn at b3, white king at e3, white pawn at f3 and white pawn at g3. White pawn at a2, white pawn at c2 and white pawn at h2. White rook at a1, white knight at c1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. White to move.