Chakra Yantra
E304511
Chakra Yantra is an astronomical instrument at Jaipur’s Jantar Mantar observatory used to measure the position and movement of celestial bodies with high precision.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chakra Yantra canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2838529 — 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: Chakra Yantra Context triple: [Jantar Mantar, Jaipur, hasPart, Chakra Yantra]
-
A.
Sri Yantra
Sri Yantra is a complex and highly revered Hindu geometric diagram composed of interlocking triangles and lotus patterns, used as a tool for meditation, worship, and the representation of cosmic unity and divine feminine energy.
-
B.
Yantra
Yantra is a major river in northern Bulgaria that flows through cities like Veliko Tarnovo before joining the Danube.
-
C.
Niyati Chakra
Niyati Chakra is a specialized astronomical instrument at Jantar Mantar in New Delhi used for observing and calculating celestial positions.
-
D.
Sudarshana Chakra
Sudarshana Chakra is a legendary spinning disc-like divine weapon in Hindu mythology, most famously associated with the god Vishnu and used to destroy evil.
-
E.
Rama Yantra
Rama Yantra is a large cylindrical astronomical instrument at Jantar Mantar in New Delhi used for measuring the altitude and azimuth of celestial bodies.
- 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: Chakra Yantra Target entity description: Chakra Yantra is an astronomical instrument at Jaipur’s Jantar Mantar observatory used to measure the position and movement of celestial bodies with high precision.
-
A.
Sri Yantra
Sri Yantra is a complex and highly revered Hindu geometric diagram composed of interlocking triangles and lotus patterns, used as a tool for meditation, worship, and the representation of cosmic unity and divine feminine energy.
-
B.
Yantra
Yantra is a major river in northern Bulgaria that flows through cities like Veliko Tarnovo before joining the Danube.
-
C.
Niyati Chakra
Niyati Chakra is a specialized astronomical instrument at Jantar Mantar in New Delhi used for observing and calculating celestial positions.
-
D.
Sudarshana Chakra
Sudarshana Chakra is a legendary spinning disc-like divine weapon in Hindu mythology, most famously associated with the god Vishnu and used to destroy evil.
-
E.
Rama Yantra
Rama Yantra is a large cylindrical astronomical instrument at Jantar Mantar in New Delhi used for measuring the altitude and azimuth of celestial bodies.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical instrument
ⓘ
observational instrument ⓘ |
| associatedWith |
Maharaja Jai Singh II
ⓘ
surface form:
Maharaja Sawai Jai Singh II
|
| constructionPeriod | early 18th century ⓘ |
| coordinateSystem | celestial sphere ⓘ |
| country | India ⓘ |
| culturalContext | Rajput court science ⓘ |
| designedFor | naked-eye observations ⓘ |
| educationalUse | teaching historical astronomy ⓘ |
| era | pre-telescopic observational astronomy ⓘ |
| field |
astrometry
ⓘ
astronomy ⓘ |
| heritageContext | Indian astronomical heritage ⓘ |
| heritageDesignation | UNESCO World Heritage Site component ⓘ |
| languageContext | Sanskrit astronomical tradition ⓘ |
| locatedIn | Jantar Mantar, Jaipur ⓘ |
| locatedInCity | Jaipur ⓘ |
| locatedInCountry | India ⓘ |
| locatedInState | Rajasthan ⓘ |
| maintenance | preserved as heritage structure ⓘ |
| material |
masonry
ⓘ
stone ⓘ |
| measurementType |
angular measurements
ⓘ
celestial coordinates ⓘ |
| observatoryType | fixed masonry instrument ⓘ |
| observes |
Sun
ⓘ
celestial bodies ⓘ planets ⓘ stars ⓘ |
| openToPublic | yes ⓘ |
| partOf |
Jantar Mantar observatory complex
ⓘ
Jantar Mantar, Jaipur ⓘ
surface form:
UNESCO World Heritage Site Jantar Mantar, Jaipur
|
| precision | high precision ⓘ |
| relatedTo | other instruments at Jantar Mantar, Jaipur ⓘ |
| status |
historical instrument
ⓘ
tourist attraction ⓘ |
| tourism | popular site for visitors ⓘ |
| usedFor |
astronomical observations
ⓘ
high-precision measurements ⓘ measuring movement of celestial bodies ⓘ measuring position of celestial bodies ⓘ |
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: Chakra Yantra Description of subject: Chakra Yantra is an astronomical instrument at Jaipur’s Jantar Mantar observatory used to measure the position and movement of celestial bodies with high precision.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.