graph TD A[Start Task] --> B[Create Final News Announcement Video] B --> C[Script Creation Process] B --> D[Voice Generation Process] B --> E[Transcription Process] B --> F[Avatar Video Process] C --> G[Subagent 1: Script Writer] G --> |script.txt| H[Script Output] D --> I[Subagent 2: Voice Generator] H --> I I --> |voiceover.mp3| J[Voice Output] E --> K[Subagent 3: Transcription Creator] J --> K K --> |transcript.txt| L[Transcript Output] F --> M[Subagent 4: Avatar Video Generator] J --> M L --> M M --> |final_announcement.mp4| N[Final Video Output] N --> O[End Task]