1 Parent en An activity that contains sub-activities (sub-components) which are reported separately to IATI 2 Child en A sub-activity (or sub-component) that sits within a larger activity (parent) which is also reported to IATI 3 Sibling en A sub-activity (or sub-component) that is related to another sub-activity with the same parent 4 Co-funded en An activity that receives funding from more than one organisation 5 Third Party en A report by another organisation on the same activity you are reporting (excluding activities reported as part of a financial transaction - e.g. provider-activity-id or a co-funded activity, using code 4)