# Page Not Found

The URL `zbrain-documentation/zbrain-builder/knowledge-base/how-to-create-a-knowledge-base/text-data-refinement/how-to-create-a-knowledge-base-using-knowledge-graph` does not exist.

You might be looking for one of these pages:
- [How to create a knowledge base using knowledge graph?](https://docs.zbrain.ai/zbrain-documentation/zbrain-builder/knowledge-base/how-to-create-a-knowledge-base/data-refinement-tuning/how-to-create-a-knowledge-base-using-knowledge-graph.md)
- [How to create a knowledge base using vector store?](https://docs.zbrain.ai/zbrain-documentation/zbrain-builder/knowledge-base/how-to-create-a-knowledge-base/data-refinement-tuning/how-to-create-a-knowledge-base-using-vector-store.md)
- [How to update the existing knowledge base created with a knowledge graph?](https://docs.zbrain.ai/zbrain-documentation/zbrain-builder/knowledge-base/how-to-create-a-knowledge-base/data-refinement-tuning/how-to-create-a-knowledge-base-using-knowledge-graph/how-to-update-the-existing-knowledge-base-created-with-a-knowledge-graph.md)
- [How to create a knowledge base?](https://docs.zbrain.ai/zbrain-documentation/zbrain-builder/knowledge-base/how-to-create-a-knowledge-base.md)
- [Data refinement tuning](https://docs.zbrain.ai/zbrain-documentation/zbrain-builder/knowledge-base/how-to-create-a-knowledge-base/data-refinement-tuning.md)

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