Patent Document ID: 9582542
Application ID: 14013490

Base Claim:
1. A device comprising: a display configured to display a user interface (UI) for searching for content; a storage configured to store a plurality of contents and corresponding metadata for each of the plurality of contents; an input interface configured to receive user inputs; and a hardware processor configured to: identify a sorting criterion from among a plurality of sorting criteria for sorting the plurality of contents into a plurality of content groups based on the corresponding metadata, wherein the corresponding metadata associated with each content in a content group is similar to other metadata of other contents in the same content group, and a number of contents groups for the identified sorting criterion is greatest; automatically generate a question based on the identified sorting criterion; control the display to display the question; control the input interface to receive a user input as an answer to the question; search for matching content corresponding to the answer to the question from the plurality of contents in the storage; and control the display to display the content matching the answer to the question.

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Claim 2:
2. The device of claim 1 , wherein the hardware processor is further configured to control the display to display a plurality of answers selectable to the question and determine, in response to receiving a user input for selecting one of the plurality of answer, the selected answer as the answer to the question, and wherein the plurality of answers selectable corresponding to the question are determined based on the metadata of the plurality of contents related to the sorting criterion.