graph TD A[Input: filtered-tracks] --> B1[Process Track 1] A --> B2[Process Track 2] A --> B3[Process Track 3] B1 --> C1[Oracle Ask Question - Find YouTube Link] B2 --> C2[Oracle Ask Question - Find YouTube Link] B3 --> C3[Oracle Ask Question - Find YouTube Link] C1 --> D1[Extract Clean YouTube URL] C2 --> D2[Extract Clean YouTube URL] C3 --> D3[Extract Clean YouTube URL] D1 --> E1[Download as MP3] D2 --> E2[Download as MP3] D3 --> E3[Download as MP3] E1 --> F[Combine MP3 URLs] E2 --> F E3 --> F F --> G[Output: downloaded-mp3-files JSON] style A fill:#f9f,stroke:#333 style G fill:#f9f,stroke:#333