<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: moody , heartbreaking , and filmed in a natural , unforced style that makes its characters seem entirely convincing even when its script is not .  [/INST]
Sentiment: 