graph TD start[Start: Sauna Benefits Keywords] seed[Seed Keywords: Sauna Benefits] subgraph Subagent1[Sauna Researcher] research[Research Topic Deeply #216] summary[Generate Topic Summary] end subgraph Subagent2[Keyword Expander] expand[Brainstorm Keywords #218] keywordList[Generate 5 Keywords] end subgraph Subagent3[Competition & Volume Analyzer] analyze[Oracle Ask #224] metrics[Generate SEO Metrics] end subgraph Subagent4[Buyer Intent & CSV Assembler] assign[LLM Response #223] csv[Create Final CSV] end finish[Final Output: sauna_keywords_final.csv] start --> seed seed --> research research --> summary summary --> expand expand --> keywordList keywordList --> analyze analyze --> metrics metrics --> assign assign --> csv csv --> finish style start fill:#f9f,stroke:#333 style finish fill:#9f9,stroke:#333