<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: for the first time in years , de niro digs deep emotionally , perhaps because he 's been stirred by the powerful work of his co-stars .  [/INST]
Sentiment: 