graph TD A[Start SubAgent: ScreenshotExtractor] --> B[Input Processing] B --> C[Receive MP4 URL] B --> D[Receive Six Steps Summary] C --> E[Extract Timestamps] D --> E E --> F[SKILL #202: Extract Screenshots] F --> G[Process All 6 Timestamps] G --> H[Generate Screenshot 1] G --> I[Generate Screenshot 2] G --> J[Generate Screenshot 3] G --> K[Generate Screenshot 4] G --> L[Generate Screenshot 5] G --> M[Generate Screenshot 6] H --> N[Collate Screenshots] I --> N J --> N K --> N L --> N M --> N N --> O[Format URLs] O --> P[Return six-screenshots Array] P --> Q[End SubAgent]