text: <start_of_text>Generate Haystack ExtractiveQAPipeline using farm reader, multihop embedding retriever and weaviate document store<response>{"version": "1.6.0", "components": [{"name": "weaviate_document_store", "type": "WeaviateDocumentStore", "params": {"name_field": "name", "recreate_index": false}}, {"name": "multihop_embedding_retriever", "type": "MultihopEmbeddingRetriever", "params": {}}, {"name": "farm_reader", "type": "FARMReader", "params": {"use_gpu": true, "top_k_per_candidate": 3, "top_k_per_sample": 1, "max_seq_len": 256, "doc_stride": 128}}], "pipelines": [{"name": "my_query_pipeline", "nodes": [{"inputs": ["Query"], "name": "multihop_embedding_retriever"}, {"inputs": ["multihop_embedding_retriever"], "name": "farm_reader"}]}]}<end_of_text>