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

[EX Q]: Operating profit totalled EUR 5.8 mn , up from a loss of EUR 1.7 mn in the fourth quarter of 2009 .
[EX A]: positive

[EX Q]: An of the invention , released by the Patent Office , said : '' The chambers are pressurized .
[EX A]: neutral

[EX Q]: Operating profit for the 12-month period decreased from EUR17 .9 m while net sales increased from EUR58 .3 m , as compared to 2007 .
[EX A]:
negative