rn2kbnr/1p5p/p2pqpp1/2p1p2P/P5B1/R5P1/1PPPPP2/1NBQK1NR b Kkq - 0 10
FEN state: rn2kbnr/1p5p/p2pqpp1/2p1p2P/P5B1/R5P1/1PPPPP2/1NBQK1NR b Kkq - 0 10 ; Best move: e6g4
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7 and black pawn at h7. Black pawn at a6, black pawn at d6, black queen at e6, black pawn at f6 and black pawn at g6. Black pawn at c5, black pawn at e5 and white pawn at h5. White pawn at a4 and white bishop at g4. White rook at a3 and white pawn at g3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at e2 and white pawn at f2. White knight at b1, white bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 10. Black to move.