Goal and options: How to clean a leather couch.
output answer: Create a cleaning solution by mixing equal parts of water and white vinegar. Dip a soft cloth in this solution and wring it out so that the cloth is damp. Wipe the entire sofa with this cloth while rinsing the cloth in the cleaning solution when necessary. Dry the sofa with a clean towel.

Goal and options: How to make a chainsaw flash light or a gas powdered spotlight.
output answer: Grab your materials which include a chainsaw, treadmill motor, 12 volt car headlight, tubing, bike sprocket and chain, scrap wood and screws and tools, remove sprocket from a a bicycle and line up best fit, wield the sprockets, design and configure the machine, add some wood framing, add the chainsaw to the sprockets and making the final adjustments, mount a light and regulator,

Goal and options: How to store pearl necklaces?
output answer:
Wipe them with a soft dry cloth then wrap them in linen and place in the jewelry box