Comparison table - automate construction with LLM

[Yuu-Han]

LLMs can extract table from given webpages. Related to #158 #159

[kaidatavis]

There was some demo from Microsoft(?) that does this (can't find the link now).

This would require either access to some LLM APIs (such as OpenAI) or run a small open-source LLM, such as Orac2, on an online server.