Jemdet Nasr period

E766857

The Jemdet Nasr period was a late prehistoric era in Mesopotamia (c. 3100–2900 BCE) marked by early urbanization, proto-cuneiform writing, and distinctive painted pottery that bridged the Ubaid/Uruk cultures and the Early Dynastic city-states.

All labels observed (1)

Label Occurrences
Jemdet Nasr period canonical 3

Statements (47)

Predicate Object
instanceOf archaeological culture
archaeological period
chronologicalRole bridges Ubaid–Uruk traditions and Early Dynastic city-states
culture late prehistoric Mesopotamian culture
endTime circa 2900 BCE
follows Uruk period NERFINISHED
hasCapital no single political capital known
hasFeature administrative tablets
centralized storage facilities
complex administrative systems
continuity with late Uruk material culture
cylinder seals
development of city-states
distinctive painted pottery
early urbanization
emergence of early kingship
experimentation with phonetic values in writing
iconography of animals and mythological scenes
increased use of seals for economic control
increasing social stratification
irrigation agriculture
large communal buildings
long-distance trade networks
mass-produced bevel-rim bowls (late survival)
monumental architecture
multi-room storage and administrative complexes
organized craft production
proto-cuneiform writing
standardized accounting practices
temple-centered economies
transition to Early Dynastic culture
use of numerical tablets
use of pictographic signs
use of plough agriculture
locatedIn modern Iraq NERFINISHED
southern Mesopotamia NERFINISHED
namedAfter Jemdet Nasr NERFINISHED
partOf Mesopotamian chronology NERFINISHED
precedes Early Dynastic I period
significantSite Jemdet Nasr NERFINISHED
Khafajah NERFINISHED
Nippur NERFINISHED
Tell Fara (Shuruppak) NERFINISHED
Tell Uqair NERFINISHED
Uruk NERFINISHED
startTime circa 3100 BCE
timeInForce late 4th millennium BCE to early 3rd millennium BCE

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: Jemdet Nasr period
Description of subject: The Jemdet Nasr period was a late prehistoric era in Mesopotamia (c. 3100–2900 BCE) marked by early urbanization, proto-cuneiform writing, and distinctive painted pottery that bridged the Ubaid/Uruk cultures and the Early Dynastic city-states.

Referenced by (3)

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

Early Dynastic period follows Jemdet Nasr period
Uruk archaeological site hasPeriod Jemdet Nasr period
Warka culturalPeriod Jemdet Nasr period