Last modified: 2014-03-11 10:02:55 UTC
In watchlists, contributions pages, related changes, recent changes and possibly other pages, links to items and properties in edit summaries display the item's or property's label before the item/property's numeric code. This is not the case in either history pages or diff pages, in which only the numeric codes (ie "Q1234", "P123") are displayed in the links in edit summaries.
Yes, the summary should show in the same on each place.
At the moment the history shows:
Created claim: Property:P31: Q515
Created claim: instance of (P31): city (Q515)
Confirmed on for example:
Special:Contributions looks fine now: