<start_of_text>Make Haystack extractive qa system using RCIReader, multihop embedding retriever and OpenSearchDocumentStore<response>{"version": "1.6.0", "components": [{"name": "open_search_document_store", "type": "OpenSearchDocumentStore", "params": {"scheme": "https", "username": "admin", "port": 0, "index": "document", "label_index": "label", "content_field": "content", "embedding_field": "embedding", "embedding_dim": 768, "analyzer": "standard", "verify_certs": false, "timeout": 30, "return_embedding": false, "duplicate_documents": "overwrite", "index_type": "flat", "scroll": "1d", "skip_missing_embeddings": true, "use_system_proxy": false}}, {"name": "multihop_embedding_retriever", "type": "MultihopEmbeddingRetriever", "params": {"use_gpu": true, "batch_size": 32, "max_seq_len": 512, "top_k": 10}}, {"name": "rci_reader", "type": "RCIReader", "params": {}}], "pipelines": [{"name": "my_query_pipeline", "nodes": [{"inputs": ["Query"], "name": "multihop_embedding_retriever"}, {"inputs": ["multihop_embedding_retriever"], "name": "rci_reader"}]}]}<end_of_text>