Review: rollerball is as bad as you think , and worse than you can imagine . 
Sentiment: negative

Review: eloquence , spiritual challenge 
Sentiment: positive

Review: boredom to the point of collapse , turning into a black hole of dullness 
Sentiment: negative

Review: sure which half of dragonfly is worse : the part where nothing 's happening , or the part where something 's happening 
Sentiment: negative


Review: '' winner