[Feature Request]: Support multi-hop reasoning and manually specifying the desired number of hops

[butterluo]

Do you need to file an issue?

• [x] I have searched the existing issues and this feature is not already filed.
• [x] My model is hosted on OpenAI or Azure. If not, please look at the "model providers" issue and don't file a new one here.
• [x] I believe this is a legitimate feature request, not just a question. If this is a question, please use the Discussions area.

Is your feature request related to a problem? Please describe.

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Describe the solution you'd like

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Additional context

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