<human>:  What's the best way to remove stubborn red wine stains?
<bot>: The best way to remove stubborn red wine stains is to use a mixture of white vinegar and liquid detergent. First, blot the stain with a damp cloth and apply the vinegar and detergent mix. Let it sit for a few minutes, then rinse with cold water. Repeat this process until the stain is completely removed.