In this task, you are given a text from tweets. Your task is to classify given tweet text into two categories: 1) positive, and 2) negative based on its content.

Example Input: Watching a special on Jon&amp;Kate Gosselin. It's making me sad. 
Example Output: negative

Example Input: omg Legal test 2morrow!! Epic Fail!! 
Example Output: negative

Example Input: These images of families of the passengers are really moving  What a tragedy.. 228 people at one go.. terrible..
Example Output:
negative