Detailed Instructions: Given a piece of financial news and its polarity, classify it into 'true' if the polarity is correct and classify into 'false' if the polarity is incorrect. Output must be 'true' or 'false'.
Problem:news:Finnish security and privacy software solutions developer Stonesoft Oyj said on January 7 , 2008 that the preliminary sales of its StoneGate products grew by 59 pct year-on-year to 3.6 mln euro ( $ 5.3 mln ) for the fourth quarter of 2007 .
polarity:positive
Solution:
true