In this task the focus is on physical knowledge about the world. Given the provided goal task in the input, describe a process that would lead to the asked outcome. This process often involves physical motions with objects, such as moving them, arranging them in a certain way, mixing them, shaking them, etc. 

how do you block a number on your phone?
click on the contact and scroll down to the tab that says block number, and click it.

To trim the grass in your lawn,
start up the lawn mower and drive it over the entire lawn.

How to attach string for transport onto chair.

Using thick string, tie a knot on the string. Slide the strong onto a hole on the chair and make another knot to secure the string.