"Preferred property label" is a declarative predefined property to specify a preferred property label and is provided by Semantic MediaWiki. This property is pre-deployed (also known as special property) and comes with additional administrative privileges but can be used just like any other user-defined property.
h
hasConventionalProperty (en) +
i
h
hasVariable (en) +
i
isFragmentOf (en) +
m
mereological (en) +
h
hasJunctionPart (en) +
hasServiceOutput (en) +
hasBeginTask (en) +
i
h
hasCognised (en) +
E
hasMetricPrefix (en) +
hasQuantity (en) +
h
hasCogniser (en) +
E
isRepresentedBy (en) +
h
hasIterativeTask (en) +
i
isProcessedTo (en) +
isConventionFor (en) +
h
hasSerialTask (en) +
hasMetrologicalUncertainty (en) +