Classify the given a piece of financial news into three classes: positive, negative, and neutral. Output must be 'positive', 'negative', or 'neutral'.

Ex Input:
Finnish Kemira 's net sales EUR decreased to EUR 1,259.6 mn in January-June 2009 from EUR 1,425.1 mn in January-June 2008 .

Ex Output:
negative

Ex Input:
The purchase of sites worth 300 million in the Thames Gateway will provide more than 1,200 homes .

Ex Output:
neutral

Ex Input:
Viking Line 's cargo revenue increased by 5.4 % to EUR 21.46 mn , and cargo volume increased by 2.4 % to 70,116 cargo units .

Ex Output:
positive