[This link](one) doesn't clear the screen. But [this link](two) does.

[one]:
This text is on the same screen.

[two]:
@clear
This text is on a new screen. This [[section]](same page) will be on the same screen, and this [[section]](clear section) clears the screen.

[[same page]]:
This section is on the same screen.

[[clear section]]:
@clear
Another new page.