Except I can't get the knots undone.

Bolan had all the knots undone except one.

Rudenkov finally got the knot undone.

Enjoying the calming effect of his hand, Kahlan finally managed to get the knot undone.

The postman got the knot undone at last and flung the hood over his elbow, hesitating.

I tripped on a rope and pulled a knot undone.

He tried to get the knots undone, but they were too tight, and he didn't have anything to cut the rope with.

It took me several minutes of picking, but I got the knot undone at last, and rolled the twine up tidily for future use.

We didn't have a knife between us so it was quite a task getting the knots undone and it took some time.

The rope supporting Marcone had been secured with a hasty knot, easily undone.