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'.

news:18 March 2010 A leakage in the gypsum pond was detected today at the Talvivaara mine .
polarity:positive
false

news:We have also cut our price projections for paper and packaging , '' an analyst with Goldman Sachs said on a note on Monday .
polarity:neutral
false

news:To prove the efficiency of the China Mobile system , Rod Baber , an English climber , climbed to the Mount Everest summit and successfully made calls .
polarity:positive
true