r1b1k1nr/p3pnb1/1Np3p1/2P2p2/2pqPP1p/P5PP/3P4/2BQK1NR b kq - 6 20
FEN state: r1b1k1nr/p3pnb1/1Np3p1/2P2p2/2pqPP1p/P5PP/3P4/2BQK1NR b kq - 6 20 ; Best move: d4e4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at e7, black knight at f7 and black bishop at g7. White knight at b6, black pawn at c6 and black pawn at g6. White pawn at c5 and black pawn at f5. Black pawn at c4, black queen at d4, white pawn at e4, white pawn at f4 and black pawn at h4. White pawn at a3, white pawn at g3 and white pawn at h3. White pawn at d2. White bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 6. Full move number is 20. Black to move.