BUR #3479 has been approved by @evazion.
create implication open_pants -> pants
create implication pants_pull -> pants
Don't know why they didn't have it when tags like jeans, pants_rolled_up, and tight_pants already had the implication.
EDIT: The bulk update request #3479 (forum #172969) has been approved by @evazion.
Updated by DanbooruBot