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A specific example of system information is the definition of an expert persona for a Large Language Model. This involves providing a direct instruction to establish the model's identity and expertise. For instance, the prompt 'You are a computer scientist with extensive knowledge in the field of deep learning' serves as system information that defines an expert role for the LLM.

Example of an Expert Persona Definition

You need to generate a safe and effective weekly workout plan for a beginner who wants to improve their cardiovascular health. Write a single, direct instruction that establishes a specific expert identity for a language model to ensure it provides the best possible guidance for this task.

Crafting an Expert Persona

A developer is building a chatbot to provide preliminary medical information to users. Their goal is for the chatbot to be accurate, cautious, and to avoid giving definitive medical advice. They provide the language model with the following initial instruction: 'You are a helpful assistant. Answer the user's medical questions.' Evaluate the effectiveness of this instruction in establishing the desired expert persona. Explain why it is likely to be insufficient and what key elements are missing.

Evaluating a Persona Prompt for a Medical Chatbot

A user wants a language model to assist in drafting a formal business proposal. Which of the following initial instructions most effectively establishes a specific, expert identity for the model to ensure the highest quality output for this task?

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