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Here https://github.com/deepset-ai/haystack-website/blob/source/docs/latest/components/ready_made_pipelines.mdx#documentsearchpipeline This line is missing a `}` ``` pipeline = DocumentSearchPipeline(retriever) query = "Tell me something about that time when they play chess." result = pipeline.run(query, params={"Retriever": {"top_k": 2})...