Center of the Universe
E739341
The Center of the Universe is a small concrete circle in downtown Tulsa, Oklahoma, famous for its mysterious acoustic anomaly that makes sounds echo and amplify strangely for those standing at its center.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Center of the Universe canonical | 2 |
| The Center of the Universe | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8504779 — 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: Center of the Universe Context triple: [Downtown Tulsa, hasLandmark, Center of the Universe]
-
A.
Galaxia
Galaxia is a fictional, galaxy-spanning group consciousness proposed in Isaac Asimov’s science fiction universe as an ultimate evolutionary step for intelligent life.
-
B.
The Secret of the Universe
The Secret of the Universe is the English title of Johannes Kepler’s 1596 work in which he proposed an early heliocentric model of the cosmos using nested Platonic solids to explain the spacing of the planets.
-
C.
The Cosmic Connection
The Cosmic Connection is a popular science book by Carl Sagan that explores humanity’s place in the universe and the possibility of extraterrestrial life.
-
D.
Tuttomondo
Tuttomondo is a large, colorful public mural in Pisa, Italy, created by American artist Keith Haring in 1989 and depicting his signature stylized human figures.
-
E.
Out of the World
"Out of the World" is a track by rapper Talib Kweli from his album *Gutter Rainbows*, showcasing his socially conscious lyricism over soulful, boom-bap-influenced production.
- 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: Center of the Universe Target entity description: The Center of the Universe is a small concrete circle in downtown Tulsa, Oklahoma, famous for its mysterious acoustic anomaly that makes sounds echo and amplify strangely for those standing at its center.
-
A.
Galaxia
Galaxia is a fictional, galaxy-spanning group consciousness proposed in Isaac Asimov’s science fiction universe as an ultimate evolutionary step for intelligent life.
-
B.
The Secret of the Universe
The Secret of the Universe is the English title of Johannes Kepler’s 1596 work in which he proposed an early heliocentric model of the cosmos using nested Platonic solids to explain the spacing of the planets.
-
C.
The Cosmic Connection
The Cosmic Connection is a popular science book by Carl Sagan that explores humanity’s place in the universe and the possibility of extraterrestrial life.
-
D.
Tuttomondo
Tuttomondo is a large, colorful public mural in Pisa, Italy, created by American artist Keith Haring in 1989 and depicting his signature stylized human figures.
-
E.
Out of the World
"Out of the World" is a track by rapper Talib Kweli from his album *Gutter Rainbows*, showcasing his socially conscious lyricism over soulful, boom-bap-influenced production.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
acoustic anomaly
ⓘ
tourist attraction ⓘ |
| approximateConstructionPeriod | early 1980s ⓘ |
| category |
Acoustic phenomena
ⓘ
Roadside attractions in Oklahoma ⓘ Tourist attractions in Tulsa, Oklahoma ⓘ |
| country | United States of America ⓘ |
| createdBy | reconstruction of a bridge after fire damage ⓘ |
| crosses | BNSF Railway tracks NERFINISHED ⓘ |
| famousFor |
local urban legend status
ⓘ
unexplained echo and amplification of sound ⓘ |
| feature | small concrete circle set in brick ⓘ |
| governedBy | City of Tulsa NERFINISHED ⓘ |
| hasAccess |
free of charge
ⓘ
open to the public ⓘ |
| hasCoordinateSystem | geographic coordinates ⓘ |
| hasNearbyArtwork | Artificial Cloud sculpture NERFINISHED ⓘ |
| hasProperty |
echo effect
ⓘ
mysterious acoustic anomaly ⓘ sound amplification at center ⓘ sounds inside center are distorted to outside listeners ⓘ sounds outside center are muted to person standing at center ⓘ |
| hasShape | circle ⓘ |
| hasSignage | marker identifying the site ⓘ |
| hasSurroundings |
brick walkway
ⓘ
urban downtown environment ⓘ |
| localNickname | Center of the Universe NERFINISHED ⓘ |
| locatedIn |
Oklahoma
NERFINISHED
ⓘ
Tulsa NERFINISHED ⓘ downtown Tulsa NERFINISHED ⓘ |
| locatedOn | pedestrian bridge ⓘ |
| material | concrete ⓘ |
| near |
Artificial Cloud sculpture
ⓘ
Guthrie Green NERFINISHED ⓘ Tulsa Arts District NERFINISHED ⓘ Tulsa Union Depot NERFINISHED ⓘ |
| partOf | public space ⓘ |
| safetyNote | located on elevated pedestrian bridge ⓘ |
| subjectOf |
local folklore
ⓘ
news articles ⓘ online videos demonstrating the echo ⓘ travel blogs ⓘ |
| touristActivity |
taking photographs
ⓘ
testing echo with musical instruments ⓘ visitors stand at center and speak or clap ⓘ |
| usedAs |
meeting point for locals and tourists
ⓘ
venue for small performances or demonstrations ⓘ |
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: Center of the Universe Description of subject: The Center of the Universe is a small concrete circle in downtown Tulsa, Oklahoma, famous for its mysterious acoustic anomaly that makes sounds echo and amplify strangely for those standing at its center.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
The Center of the Universe