Saalian
type: Concept
preferred label: ساآلین @fa
related: Central Polish Glaciation

Elsterian
type: Concept
preferred label: السترین @fa
related: Central Polish Glaciation

Central Polish Glaciation
type: Concept
broader: Pleistocene
preferred label: یخچال شدگی صیقلی مرکزی @fa
related: Saalian
related: Elsterian
related: Poland

Pleistocene
type: Concept
narrower: Central Polish Glaciation
preferred label: پلیستوسن @fa

Poland
type: Concept
preferred label: لهستان @fa
related: Central Polish Glaciation