graph TD
A[Start] --> B{NicheResearchAgent}
B -->|Keywords, phrases, concepts| C{VisualResearchAgent}
B -->|Keywords, phrases, concepts| D{SloganGeneratorAgent}
C -->|Reference images| E{ImageGeneratorAgent}
D -->|Slogans, puns| E{ImageGeneratorAgent}
E -->|AI-generated images| F{CardComposerAgent}
F -->|Birthday card designs| G{OutputCompilerAgent}
G -->|Structured collection of birthday cards| H[End]