r1b3Q1/pp1qkn1p/2n2p2/3Pp3/1Pp1P2b/N2B4/PBPK1PPP/1R2R3 b - - 1 20
FEN state: r1b3Q1/pp1qkn1p/2n2p2/3Pp3/1Pp1P2b/N2B4/PBPK1PPP/1R2R3 b - - 1 20 ; Best move: h4g5
The current state of the chess board is: Black rook at a8, black bishop at c8 and white queen at g8. Black pawn at a7, black pawn at b7, black queen at d7, black king at e7, black knight at f7 and black pawn at h7. Black knight at c6 and black pawn at f6. White pawn at d5 and black pawn at e5. White pawn at b4, black pawn at c4, white pawn at e4 and black bishop at h4. White knight at a3 and white bishop at d3. White pawn at a2, white bishop at b2, white pawn at c2, white king at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at b1 and white rook at e1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. Black to move.