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

Sentence: phillip noyce and all of his actors -- as well as his cinematographer , christopher doyle -- understand the delicate forcefulness of greene 's prose , and it 's there on the screen in their version of the quiet american . 
Sentiment: [/INST] positive </s>