13. The system of claim 12 , wherein in using the user-restricted content associated with the first additional user to determine the additional information that is related to the vague term, one or more of the processors are to: select a subset of the multiple entities based on the user-restricted content; and determine the additional information based on the selected subset.
14. The system of claim 13 , wherein in selecting the subset, one or more of the processors are to: select a given entity of the multiple entities for inclusion in the subset based on the user-restricted content indicating one or more computer-based actions performed by the first additional user and associated with the given entity.