Example: delivers a powerful commentary 
Class: fluvioglacial


Example: a sharp and quick documentary that is funny and pithy , while illuminating an era of theatrical comedy that , while past , really is n't . 
Class: fluvioglacial


Example: shame on writer/director vicente aranda for making a florid biopic about mad queens , obsessive relationships , and rampant adultery so dull . 
Class: retinoblastoma


Example: unturned 
Class: retinoblastoma
Considreing the above, classify the following: is particularly impressive . 