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Building a Question Answering System with LLM and Knowledge Graph

This story is from 2026-09-03. It is preserved in the archive; the latest stories are on the live feed.

A production-grade question answering system cannot rely on parametric knowledge alone. Large language models hallucinate on rare facts, struggle with multi-hop relationships, and their answers drift as world knowledge changes. Pairing an LLM with a knowledge graph grounds responses in a structured…

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  1. 2026-09-03 01:34 · DEV Community — AI
    Building a Question Answering System with LLM and Knowledge Graph

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