instruction:
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. 
question:
How do I make a hexagon shape out of a piece of wood.
answer:
It's easy! Just cut the four corners off the wood at a 30 degree angle. with a saw.


question:
To protect your tomato plants on a cold evening,
answer:
cover the plants with plastic when temperatures drop below 32 degrees.


question:
To remove the old strings from a guitar.
answer:

Unwind the strings using the tuning pegs, and unwrap them to take them off.