<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: the pain , loneliness and insecurity of the screenwriting process are vividly and painfully brought to slovenly life in this self-deprecating , biting and witty feature written by charlie kaufman and his twin brother , donald , and directed by spike jonze . 
Sentiment: [/INST] positive </s>