rnbqkb1r/pp5n/1Q1ppp1p/2pP2p1/N1P4P/P3B3/1P1NPPP1/2KR1B1R b - - 1 18
FEN state: rnbqkb1r/pp5n/1Q1ppp1p/2pP2p1/N1P4P/P3B3/1P1NPPP1/2KR1B1R b - - 1 18 ; Best move: a7b6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7 and black knight at h7. White queen at b6, black pawn at d6, black pawn at e6, black pawn at f6 and black pawn at h6. Black pawn at c5, white pawn at d5 and black pawn at g5. White knight at a4, white pawn at c4 and white pawn at h4. White pawn at a3 and white bishop at e3. White pawn at b2, white knight at d2, white pawn at e2, white pawn at f2 and white pawn at g2. White king at c1, white rook at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 18. Black to move.