# create_citation_fuzzy_match_chain

> **Function** in `langchain_classic`

📖 [View in docs](https://reference.langchain.com/python/langchain-classic/chains/openai_functions/citation_fuzzy_match/create_citation_fuzzy_match_chain)

Create a citation fuzzy match chain.

## Signature

```python
create_citation_fuzzy_match_chain(
    llm: BaseLanguageModel,
) -> LLMChain
```

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| `llm` | `BaseLanguageModel` | Yes | Language model to use for the chain. |

## Returns

`LLMChain`

Chain (LLMChain) that can be used to answer questions with citations.

## ⚠️ Deprecated

Deprecated since version 0.2.13.

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[View source on GitHub](https://github.com/langchain-ai/langchain/blob/6fb37dba71da807af60aa7b909f71f0625a666bf/libs/langchain/langchain_classic/chains/openai_functions/citation_fuzzy_match.py#L123)