NotationLong
sub property of: notation
definition: EXPERIMENTAL: Notation with blanks and leading zeros for sortability.

Natural gas
type: Concept
subject of: about
wikipedia article: Erdgas
wikipedia article: Natural gas
label: Erdgas @de
broader: Mining Products
in scheme: ware
notation: PRB02.05
NotationLong: PRB02.05

Mining Products
type: Concept
label: Bergbauprodukte @de
narrower: Natural gas
notation: PRB02