oh-my-pi/packages/utils/test/mermaid/testdata/ascii/backlink_from_bottom.txt

graph LR
A --> B
B --> C
A --> C
B --> D
C --> D
---
+---+     +---+     +---+
|   |     |   |     |   |
| A |---->| B |---->| D |
|   |     |   |     |   |
+---+     +---+     +---+
  |         |         ^  
  |         |         |  
  |         |         |  
  |         |         |  
  |         v         |  
  |       +---+       |  
  |       |   |       |  
  +------>| C |-------+  
          |   |          
          +---+