Siberia
preferred label: سیبری @fa
type: Concept
related: Ob River

Asia
preferred label: آسیا @fa
type: Concept
narrower: Ob River

Irtysh River
preferred label: رودخانه‌ایرتیش @fa
type: Concept
related: Ob River

Ob River
related: Irtysh River
related: Siberia
broader: Asia
broader: Russian Federation
preferred label: رودخانه اوب @fa
type: Concept

Russian Federation
preferred label: فدراسیون روسیه @fa
type: Concept
narrower: Ob River