1. A method comprising: receiving a data item pertaining to a listing of a good or service on an information storage and retrieval platform; associating an additional data item with the data item, the additional data item including an aspect-value pair, the aspect-value pair being an aspect of the good or service and a value of the aspect, the aspect of the good or service being a physical characteristic of the good or service, the value of the aspect being one value of a plurality of values associated with the physical characteristic of the good or service; receiving a search query; associating the search query with the aspect-value pair based on a correspondence between the search query and the aspect of the good or service and a correspondence between the search query and the value of the aspect; selecting the listing from a plurality of listings on the information storage and retrieval platform based on the associating of the search query with the aspect-value pair, the selecting being implemented by a processor; and providing the data item in response to the search query.
1. A method comprising: receiving a data item pertaining to a listing of a good or service on an information storage and retrieval platform; associating an additional data item with the data item, the additional data item including an aspect-value pair, the aspect-value pair being an aspect of the good or service and a value of the aspect, the aspect of the good or service being a physical characteristic of the good or service, the value of the aspect being one value of a plurality of values associated with the physical characteristic of the good or service; receiving a search query; associating the search query with the aspect-value pair based on a correspondence between the search query and the aspect of the good or service and a correspondence between the search query and the value of the aspect; selecting the listing from a plurality of listings on the information storage and retrieval platform based on the associating of the search query with the aspect-value pair, the selecting being implemented by a processor; and providing the data item in response to the search query. 5. The method of claim 1 , further comprising identifying the correspondence between the search query and the aspect of the good or service and the correspondence between the search query and the value of the aspect based on a keyword included in the search query.