1. A data creating apparatus comprising: an extracting unit that extracts behavioral meta data about a topic from a document, the behavioral meta data including at least one linguistic expression about a behavior, a plurality of the linguistic expressions having a first modification relation; a converting unit that converts each of the linguistic expressions into each of classes, based on a behavior ontology that is expressed by a graph where the linguistic expression about the behavior is set as an instance and a concept of the instance is set as the class; and a data creating unit that creates behavior map data representing each of the classes converted by the converting unit and also representing a second modification relation among the classes as a link.