It is not isotopic to the unlink, but it is link homotopic to the unlink. A link is a slice link if it is concordant to the unlink. After the rings were returned, Philippe proceeded to link and unlink them. A common strategy for rootkits to evade detection is to unlink themselves from these lists. Advanced contributors, a rank above ordinary contributors, can tag, link, and unlink sentences. The division of labor was specifically designed to unlink wages from prices.