Definition: 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'.
Input: news:Brazilian mobile player Telemig Celular yesterday announced that it has selected Finnish software developer Tecnomen Oyj to expand its prepaid billing system .
polarity:positive
Output:
true