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'.

Example Input: news:Airvana 's UMTS Home Base Station femto cell uses software-based functionality and off-the-shelf silicon to accelerate feature development and reduce product cost .
polarity:neutral
Example Output: false

Example Input: news:At some point , it will spread also to Iran and Iraq .
polarity:neutral
Example Output: true

Example Input: news:Nyrstar has also agreed to supply to Talvivaara up to 150,000 tonnes of sulphuric acid per annum for use in Talvivaara 's leaching process during the period of supply of the zinc in concentrate .
polarity:positive
Example Output:
true