1. A method comprising: receiving text by a computing device, the text including a word; comparing, by a processor of the computing device, the word in the text to inventory words in a sense inventory, wherein the sense inventory comprises at least one inventory word and at least one concept corresponding to the at least one inventory word; responsive to matching the word to an inventory word in the sense inventory, identifying a concept for the word by comparing each concept related to the inventory word to the word; responsive to identifying the concept that is correct for the word, assigning the concept to the word; and responsive to not identifying the concept that is correct for the word, adding a new concept to the sense inventory for the inventory word.