MermaidLvl2
From Rabbi Blog
graph TD
A[Start <br><i>Return to level 1</i>] --> B{Did that work?}
B -- Yes --> C[Great!]
B -- No --> D[Oof]
click A "/index.php/Mermaid" "Go to Mermaid Level 1"
style A fill:#2ecc71,stroke:#27ae60,color:#fff