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== Create a parent relation ==
Parent [wiki:Help/Concepts/Object#Relations relation] is a relation that consist of other relations as its childs.

=== Load or create child relations ===

In this demo we simply pasted https://www.openstreetmap.org/relation/1152180 in active OSM data layer (make sure you have one first), other options covered at [[Help/Downloading data]].

[[Image(create parent relation (route_master) - 1 load data or make sure you have all child relations in relations window.png,nolink)]]

=== Select at least one child relation in Relations window ===
In [wiki:Help/Dialog/RelationList Relation list window]:

We are holding {{{Ctrl}}} to select multiple child relations at once in Relations window. But there [wiki:Help/Dialog/SelectionList#Selection many tools to select relations].

[[Image(create parent relation (route_master) - 2 optionally use ctrl to select multiple relations.png,nolink)]]

=== Selection window ===
In [wiki:Help/Dialog/SelectionList Selection window]:

* If you did nothing: nothing was subselected - it means everything was selected
* If only 2 items were selected in Selection window (using {{{Ctrl}}} but in this window now), only 2 objects will be visible later on.

[[Image(create parent relation (route_master) - 3.a refine subselection in selection window hold Ctrl and click at every child relation.png,nolink)]]

[[Image(create parent relation (route_master) - 3.b 2 route relations now selected in selection window.png,nolink)]]

=== Relation editor ===

In [wiki:Help/Dialog/RelationEditor Relation editor]:

Click ''Plus button'' in ''Relations list window'' to ''open relation editor with selected relations'':

[[Image(create parent relation (route_master) - 4 open relation editor with selected relations (Plus button in Relations window).png,nolink)]]

==== Add all of some members from selection to the left ====

Read hover captions or [wiki:Help/Dialog/RelationEditor Relation editor] page about what each button does.

[[Image(create parent relation (route_master) - 5 add all selected members to the left.png,nolink)]]

==== Add tags to parent relation ====

1. Use top part or relation editor to add tags. ''Tags are different depending on what you want to detail, seek for help if you have questions about tags;''[[br]]
2. Press {{{OK}}}

[[Image(create parent relation (route_master) - 6 add tags to parent relation (top part or relation editor) and press ok.png,nolink)]]