Review: the mainstream of filmmaking with an assurance worthy of international acclaim 
Sentiment: positive

Review: 's as lumpy as two-day old porridge ... 
Sentiment: negative

Review: lets things peter out midway 
Sentiment: negative

Review: sit through about 90 minutes of a so-called ` comedy ' and not laugh 
Sentiment: negative


Review: an old-fashioned nature film that educates viewers with words and pictures while entertaining them