Review: one well-timed explosion in a movie can be a knockout , but a hundred of them can be numbing . 
Sentiment: negative

Review: unembarrassing but unmemorable 
Sentiment: negative

Review: mind-numbingly , indescribably bad 
Sentiment: negative

Review: and no one ) 
Sentiment: positive


Review: the whole slo-mo , double-pistoled , ballistic-pyrotechnic hong kong action