1. One or more computer-readable media storing computer-useable instructions that, when used by one or more computing devices, cause the one or more computing devices to perform a method comprising: identifying a document corpus comprising one or more documents; extracting entities within text of the one or more documents; extracting relationships between entities based on the text of the one or more documents; identifying a plurality of assertions based on the entities and relationships extracted from the text of the one or more documents; and inverting the plurality of assertions to generate a plurality of questions.