has specified data input The relationship between input data which is permitted to a piece of software. AL 2.9.22: This cannot be a child of 'has specified input' because the restrictions on domain and range for that hierarchy would create issues for us, as both software and data item (our domain and range, respectively) are continuants. For now, the solution is to take it out of that hierarchy completely. James Malone See also http://softwareontology.wordpress.com/2011/04/15/ins-and-outs-of-software/ is specified data input of data item software