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.

Clean a bike chain
Brush each link with a firm brush or a toothbrush.

To prepare fabric before cutting pattern pieces out and sewing

wash fabric by hand or in a washing machine, dry it, and iron it to preshrink fabric before cutting and sewing.