text: <start_of_text>Build Haystack extractive qa system consisting of TransformersReader, elasticsearch filter only retriever and WeaviateDocumentStore<response>{"version": "1.6.0", "components": [{"name": "weaviate_document_store", "type": "WeaviateDocumentStore", "params": {}}, {"name": "elasticsearch_filter_only_retriever", "type": "ElasticsearchFilterOnlyRetriever", "params": {}}, {"name": "transformers_reader", "type": "TransformersReader", "params": {}}], "pipelines": [{"name": "my_query_pipeline", "nodes": [{"inputs": ["Query"], "name": "elasticsearch_filter_only_retriever"}, {"inputs": ["elasticsearch_filter_only_retriever"], "name": "transformers_reader"}]}]}<end_of_text>