is executed in plan specification data transformation data visualization software Computer software, or generally just software, is any set of machine-readable instructions (most often in the form of a computer program) that conform to a given syntax (sometimes referred to as a language) that is interpretable by a given processor and that directs a computer's processor to perform specific operations. Robert Stevens http://purl.obolibrary.org/obo/IAO_0000010 James Malone AL 7.9.22: There are some reasoning oddities associated with marking IAO and SWO software as equivalent; once these are sorted out, the equivalence statement will take the place of this current parent-child relationship. Modified in parts from https://en.wikipedia.org/wiki/Software