East China Plain

E951106

alluvial plain geographical region plain

The East China Plain is a vast, densely populated alluvial lowland in eastern China, known as one of the country’s most important agricultural and economic heartlands.

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All labels observed (1)

Label	Occurrences
East China Plain canonical	1

Statements (57)

Predicate	Object
instanceOf	alluvial plain ⓘ geographical region ⓘ plain ⓘ
borderedBy	Bohai Sea NERFINISHED ⓘ East China Sea NERFINISHED ⓘ Yellow Sea NERFINISHED ⓘ
climate	humid continental influences in the north ⓘ subtropical influences in the south ⓘ temperate monsoon climate ⓘ
contains	Anhui Province NERFINISHED ⓘ Beijing NERFINISHED ⓘ Hebei Province NERFINISHED ⓘ Hefei NERFINISHED ⓘ Henan Province NERFINISHED ⓘ Jiangsu Province NERFINISHED ⓘ Jinan NERFINISHED ⓘ Nanjing NERFINISHED ⓘ Qingdao NERFINISHED ⓘ Shandong Province NERFINISHED ⓘ Shijiazhuang NERFINISHED ⓘ Tianjin NERFINISHED ⓘ Zhengzhou NERFINISHED ⓘ northern Anhui Province NERFINISHED ⓘ northern Jiangsu Province ⓘ
country	China ⓘ
drainedBy	Hai River NERFINISHED ⓘ Huai River NERFINISHED ⓘ Yangtze River NERFINISHED ⓘ Yellow River NERFINISHED ⓘ
economicRole	key industrial and urban corridor ⓘ major agricultural production base of China ⓘ
elevation	generally below 50 meters above sea level ⓘ
geologicalOrigin	formed by fluvial and marine sedimentation ⓘ
hasMajorRiver	Hai River NERFINISHED ⓘ Huai River NERFINISHED ⓘ Yangtze River NERFINISHED ⓘ Yellow River NERFINISHED ⓘ
historicalSignificance	core region of early Chinese civilization ⓘ long history of intensive cultivation ⓘ
knownFor	economic importance ⓘ high population density ⓘ intensive agriculture ⓘ
locatedIn	eastern China NERFINISHED ⓘ
locatedOn	Asian continent NERFINISHED ⓘ
majorCrop	cotton ⓘ maize ⓘ peanuts ⓘ rice ⓘ soybeans ⓘ wheat ⓘ
partOf	East Asia NERFINISHED ⓘ North China Plain NERFINISHED ⓘ
populationDensity	among the highest in China ⓘ
risk	flooding ⓘ land subsidence in some urban areas ⓘ
soilType	alluvial soil ⓘ
terrainType	lowland ⓘ

How these facts were elicited

The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.

Instruction

You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10.

# Requirements
- If you don't know the subject at all, return an empty list.
- If the subject is not a named entity, return an empty list.
- Include at least one triple where predicate is "instanceOf".
- Do not get too wordy.
- Separate several objects into multiple triples with one object.

Input

Subject: East China Plain
Description of subject: The East China Plain is a vast, densely populated alluvial lowland in eastern China, known as one of the country’s most important agricultural and economic heartlands.

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

middle and lower Yangtze Plain → partOf → East China Plain ⓘ