r1bqk2r/p5pp/npppp2n/3N1p2/1PP2P2/B7/P2PPPBP/R2Q1KNR b kq - 0 10
FEN state: r1bqk2r/p5pp/npppp2n/3N1p2/1PP2P2/B7/P2PPPBP/R2Q1KNR b kq - 0 10 ; Best move: e6d5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at g7 and black pawn at h7. Black knight at a6, black pawn at b6, black pawn at c6, black pawn at d6, black pawn at e6 and black knight at h6. White knight at d5 and black pawn at f5. White pawn at b4, white pawn at c4 and white pawn at f4. White bishop at a3. White pawn at a2, white pawn at d2, white pawn at e2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at a1, white queen at d1, white king at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 10. Black to move.