rn1qkbr1/pp2pppp/n2p4/8/PP1p2b1/R2QPBPP/2P2P2/1NB1K1NR b Kq - 4 10
FEN state: rn1qkbr1/pp2pppp/n2p4/8/PP1p2b1/R2QPBPP/2P2P2/1NB1K1NR b Kq - 4 10 ; Best move: g4f3
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at b7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at a6 and black pawn at d6. White pawn at a4, white pawn at b4, black pawn at d4 and black bishop at g4. White rook at a3, white queen at d3, white pawn at e3, white bishop at f3, white pawn at g3 and white pawn at h3. White pawn at c2 and white pawn at f2. White knight at b1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. White kingside and black queenside castles are available. Half move number is 4. Full move number is 10. Black to move.