is specified data input of AL 2.9.22: This cannot be a child of 'is specified input of' or 'input of' because the restrictions on domain and range for that hierarchy would create issues for us, as both software and data item (our range and domain, respectively) are continuants. For now, the solution is to take it out of that hierarchy completely. The relationship between a data and the software which can possibly take this data as input. James Malone data item software