Task: Question Answering
Input (English): how do I clean the tracks in a window
Output (English): First sprinkle a little baking soda on the worst parts, usually in the corners.    Cover baking soda with a little bit of the vinegar. ...    Leave it for 5-10 minutes to work its magic.    Come back and start working all that gunk towards the center with your toothbrush.    Stick all the gunk on a paper towel and throw it away.