Review: is n't very funny 
Sentiment: negative

Review: give a spark to `` chasing amy '' and `` changing lanes '' falls flat as thinking man cia agent jack ryan in this summer 's new action film , `` 
Sentiment: negative

Review: be called the best korean film of 2002 
Sentiment: positive

Review: an unsuccessful attempt 
Sentiment: negative


Review: spinoff of last summer 's bloated effects fest the mummy returns