Woodhenge
E699279
Woodhenge is a prehistoric timber circle at the Cahokia archaeological site in Illinois, believed to have served as a solar calendar and ceremonial structure for the Mississippian culture.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Woodhenge canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7831479 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Woodhenge Context triple: [Cahokia Mounds region, hasPart, Woodhenge]
-
A.
Seip Earthworks
Seip Earthworks is a major prehistoric Native American earthwork complex in Ohio, notable for its large geometric enclosures and burial mounds built by the Hopewell culture.
-
B.
Turner Earthworks
Turner Earthworks is a prehistoric Native American earthwork complex in Ohio associated with the Hopewell culture, known for its geometric mounds and ceremonial significance.
-
C.
Circular Mound Altar
The Circular Mound Altar is an open-air, multi-tiered marble platform in Beijing where Ming and Qing dynasty emperors conducted solemn winter solstice ceremonies to worship Heaven.
-
D.
Cornfield Mound
Cornfield Mound is an ancient Native American earthwork located within Ocmulgee Mounds National Historical Park in Georgia, associated with the Mississippian culture.
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E.
Serpent Mound
Serpent Mound is a prehistoric effigy mound in Ohio, renowned for its serpent-shaped earthwork attributed to ancient Indigenous cultures and considered one of North America’s most significant archaeological sites.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Woodhenge Target entity description: Woodhenge is a prehistoric timber circle at the Cahokia archaeological site in Illinois, believed to have served as a solar calendar and ceremonial structure for the Mississippian culture.
-
A.
Seip Earthworks
Seip Earthworks is a major prehistoric Native American earthwork complex in Ohio, notable for its large geometric enclosures and burial mounds built by the Hopewell culture.
-
B.
Turner Earthworks
Turner Earthworks is a prehistoric Native American earthwork complex in Ohio associated with the Hopewell culture, known for its geometric mounds and ceremonial significance.
-
C.
Circular Mound Altar
The Circular Mound Altar is an open-air, multi-tiered marble platform in Beijing where Ming and Qing dynasty emperors conducted solemn winter solstice ceremonies to worship Heaven.
-
D.
Cornfield Mound
Cornfield Mound is an ancient Native American earthwork located within Ocmulgee Mounds National Historical Park in Georgia, associated with the Mississippian culture.
-
E.
Serpent Mound
Serpent Mound is a prehistoric effigy mound in Ohio, renowned for its serpent-shaped earthwork attributed to ancient Indigenous cultures and considered one of North America’s most significant archaeological sites.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
archaeological site feature
ⓘ
prehistoric monument ⓘ solar calendar ⓘ timber circle ⓘ |
| alignment |
sunrise at equinox
ⓘ
sunrise at summer solstice ⓘ sunrise at winter solstice ⓘ |
| archaeologicalEvidence | post molds visible in subsoil ⓘ |
| associatedWith |
Monks Mound
ⓘ
equinoxes ⓘ solstices ⓘ |
| constructionTechnique | large wooden posts set in pits ⓘ |
| culture | Mississippian culture ⓘ |
| discoveredBy | Warren K. Moorehead ⓘ |
| excavatedBy |
Cahokia Mounds archaeological teams
ⓘ
Warren K. Moorehead ⓘ |
| functionHypothesis |
elite ceremonial space
ⓘ
observatory for tracking the sun’s annual movements ⓘ setting for public rituals ⓘ |
| hasPart |
central observation post
ⓘ
concentric post circles ⓘ perimeter posts ⓘ |
| heritageStatus | part of UNESCO World Heritage Site Cahokia Mounds ⓘ |
| interpretiveUse | public sunrise observations on equinoxes ⓘ |
| locatedIn |
Cahokia Mounds State Historic Site
ⓘ
linked to:
Cahokia Mounds region
Collinsville, Illinois ⓘ Illinois ⓘ Madison County, Illinois ⓘ United States ⓘ
linked to:
United States of America
|
| managedBy | Illinois Department of Natural Resources ⓘ |
| material | wood ⓘ |
| near | Mississippi River ⓘ |
| numberOfKnownCircles | multiple ⓘ |
| partOf |
Cahokia Mounds
ⓘ
linked to:
Cahokia Mounds region
Mississippian culture ⓘ |
| reconstructed | yes ⓘ |
| region |
American Bottom
ⓘ
linked to:
American Bottom region
|
| shape | circular ⓘ |
| significance |
evidence of complex astronomical knowledge in Mississippian culture
ⓘ
key feature of Cahokia ceremonial landscape ⓘ |
| timePeriod |
Mississippian period
ⓘ
circa 1000–1200 CE ⓘ |
| touristAttraction | yes ⓘ |
| UNESCOWorldHeritageSiteSince | 1982 ⓘ |
| usedFor |
calendar system
ⓘ
ceremonial purposes ⓘ solar observations ⓘ |
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: Woodhenge Description of subject: Woodhenge is a prehistoric timber circle at the Cahokia archaeological site in Illinois, believed to have served as a solar calendar and ceremonial structure for the Mississippian culture.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.