<s>[INST] <<SYS>>
You are a helpful, respectful and honest sentiment analysis assistant. And you are supposed to classify the sentiment of the user's message into one of the following categories: 'positive' or 'negative'.
<</SYS>>

Sentence: is an elegantly balanced movie -- every member of the ensemble has something fascinating to do -- that does n't reveal even a hint of artifice .  [/INST]
Sentiment: positive </s>