Petroleum
preferred label: نفت طبیعی @fa
type: Concept
has narrower: Mineral oils
narrower: Mineral oils

parents
label: رابطه والد فرزندی @fa

has broader
label: دارای مفهوم (واژه) اعم @fa

Oils
preferred label: روغن‌ها @fa
type: Concept
has narrower: Mineral oils

Mineral oils
parents: Oils
has broader: Petroleum
has broader: Oils
broader: Petroleum
preferred label: روغن معدنی @fa
type: Concept