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

Ex Input:
The net sales decreased to EUR 49.8 million from EUR 59.9 million .

Ex Output:
negative


Ex Input:
YIT says the acquisition is a part of its strategy for expansion in Central and Eastern European markets .

Ex Output:
positive


Ex Input:
Olvi has posted a strong set of figures for the first six months of this year .

Ex Output:

positive


