However, some proteins contain "internal knots" called slipknots, i.e. unknotted structures containing a knotted subchain. Each embedding should be an unknotted solid torus in the 3-sphere. Now find a compact unknotted solid torus formula 3 inside the sphere. Before she drowned, she unknotted her boddice to allow Kate to crawl away and escape. Furthermore, each component of the link can be assumed to be unknotted.