Unlocking Precision in RAG Applications: Harnessing Knowledge Graphs with Neo4j and LangChain

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Explore a practical guide for constructing and retrieving information from knowledge graphs in RAG applications with Neo4j and LangChain.

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This blog post shows how to create a knowledge graph using LangChain. The code is available on GitHub. You need to set up a Neo4j instance. For this demonstration, we will use [Elizabeth I’s] Wikipedia page. We can use [LangChain loaders] to fetch and split the documents from Wikipedia.