```markdown
* Item 1
+ * Nested Item 1
* Item 2
```
```markdown
- Item 1
+ - Nested Item 1
- Item 2
```
```markdown
![Image alt text](/path/to/img.jpg)
![Image alt text](/path/to/img.jpg "title")
-![Image alt text][img]
```
```markdown
+![Image alt text][img]
[img]: http://foo.com/img.jpg
```