rnr1n1k1/pb3p2/2ppq3/4P1p1/1QP1P1pP/P3P1N1/1P3R2/R1BK1BN1 b - - 0 20
FEN state: rnr1n1k1/pb3p2/2ppq3/4P1p1/1QP1P1pP/P3P1N1/1P3R2/R1BK1BN1 b - - 0 20 ; Best move: b8a6
The current state of the chess board is: Black rook at a8, black knight at b8, black rook at c8, black knight at e8 and black king at g8. Black pawn at a7, black bishop at b7 and black pawn at f7. Black pawn at c6, black pawn at d6 and black queen at e6. White pawn at e5 and black pawn at g5. White queen at b4, white pawn at c4, white pawn at e4, black pawn at g4 and white pawn at h4. White pawn at a3, white pawn at e3 and white knight at g3. White pawn at b2 and white rook at f2. White rook at a1, white bishop at c1, white king at d1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. Black to move.