graph TD A[Start: FrameGrabberAgent] --> B[Receive Inputs] B --> C[Input 1: MP4 URL] B --> D[Input 2: Six Steps List with Timestamps] C --> E[Skill #202: Extract Video Frames] D --> E E --> F[Six Image Files Generated] F --> G[Skill #223: Structure JSON Output] G --> H[Final Output: six-image-urls JSON] H --> I[End: Pass to Next Subagent] subgraph Silo 1: Frame Extraction C D E F end subgraph Silo 2: Result Collation G H end