Maharaja Jai Singh II
E109353
Maharaja Jai Singh II was an 18th-century Rajput ruler of Amber and a renowned astronomer-king known for commissioning monumental observatories and advancing astronomical science in India.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Sawai Jai Singh II | 17 |
| Maharaja Sawai Jai Singh II | 16 |
| Maharaja Jai Singh II canonical | 5 |
| Jai Singh II | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T932795 — 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: Maharaja Jai Singh II Context triple: [Jantar Mantar, New Delhi, builder, Maharaja Jai Singh II]
-
A.
Balaji Vishwanath
Balaji Vishwanath was the first Peshwa of the Maratha Empire to wield de facto executive power, laying the foundations for Peshwa dominance in 18th-century western India.
-
B.
Scindia of Gwalior
Scindia of Gwalior is a prominent Maratha royal dynasty that rose to power in the 18th century and ruled the princely state of Gwalior in central India.
-
C.
Yashwantrao Holkar
Yashwantrao Holkar was a prominent early 19th-century Maratha military leader and ruler of Indore, known for his resistance against British expansion in India.
-
D.
Gaekwad of Baroda
Gaekwad of Baroda refers to the prominent Maratha royal dynasty that ruled the princely state of Baroda (now Vadodara) in western India, known for its influential governance and patronage of social and educational reforms.
-
E.
Bhonsle of Nagpur
The Bhonsle of Nagpur was a prominent Maratha royal house that ruled the Nagpur kingdom in central India and played a key role in the expansion and administration of the Maratha Empire.
- 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: Maharaja Jai Singh II Target entity description: Maharaja Jai Singh II was an 18th-century Rajput ruler of Amber and a renowned astronomer-king known for commissioning monumental observatories and advancing astronomical science in India.
-
A.
Balaji Vishwanath
Balaji Vishwanath was the first Peshwa of the Maratha Empire to wield de facto executive power, laying the foundations for Peshwa dominance in 18th-century western India.
-
B.
Scindia of Gwalior
Scindia of Gwalior is a prominent Maratha royal dynasty that rose to power in the 18th century and ruled the princely state of Gwalior in central India.
-
C.
Yashwantrao Holkar
Yashwantrao Holkar was a prominent early 19th-century Maratha military leader and ruler of Indore, known for his resistance against British expansion in India.
-
D.
Gaekwad of Baroda
Gaekwad of Baroda refers to the prominent Maratha royal dynasty that ruled the princely state of Baroda (now Vadodara) in western India, known for its influential governance and patronage of social and educational reforms.
-
E.
Bhonsle of Nagpur
The Bhonsle of Nagpur was a prominent Maratha royal house that ruled the Nagpur kingdom in central India and played a key role in the expansion and administration of the Maratha Empire.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Rajput ruler
ⓘ
astronomer ⓘ founder of Jaipur ⓘ king of Amber ⓘ |
| birthPlace | Amber ⓘ |
| birthYear | 1688 ⓘ |
| capitalRelocatedTo | Jaipur ⓘ |
| capitalRelocationYear | 1727 ⓘ |
| commissioned |
Jantar Mantar, New Delhi
ⓘ
surface form:
Jantar Mantar, Delhi
Jantar Mantar, Jaipur ⓘ Jantar Mantar, Mathura ⓘ Jantar Mantar, Ujjain ⓘ Jantar Mantar, Varanasi ⓘ |
| country | India ⓘ |
| deathPlace | Jaipur ⓘ |
| deathYear | 1743 ⓘ |
| designedCityOnPrinciplesOf |
Shilpa Shastras
ⓘ
surface form:
Shilpa Shastra
Vastu Shastra ⓘ |
| dynasty | Kachwaha dynasty ⓘ |
| era | 18th century ⓘ |
| ethnicity | Rajput ⓘ |
| fieldOfWork |
architecture
ⓘ
astronomy ⓘ urban planning ⓘ |
| founded |
Kingdom of Jaipur
ⓘ
Jaipur ⓘ
surface form:
city of Jaipur
|
| fullName |
Maharaja Jai Singh II
self-linksurface differs
ⓘ
surface form:
Sawai Jai Singh II
|
| honorificTitle |
Thakur
ⓘ
surface form:
Sawai
|
| influenced | development of observational astronomy in India ⓘ |
| interactedWith |
Mughal Empire (in much of the territory)
ⓘ
surface form:
Mughal Empire
|
| knownFor |
Astronomical Observatories of Jai Singh
ⓘ
surface form:
Jantar Mantar observatories
constructing astronomical observatories ⓘ patronage of astronomy ⓘ urban planning of Jaipur ⓘ |
| legacy |
Jantar Mantar, Jaipur
ⓘ
surface form:
Jantar Mantar, Jaipur UNESCO World Heritage Site
|
| notableWork |
Jantar Mantar, New Delhi
ⓘ
surface form:
Jantar Mantar observatory complex in Delhi
Jantar Mantar, Jaipur ⓘ
surface form:
Jantar Mantar observatory complex in Jaipur
|
| promoted | reform of traditional Indian astronomy ⓘ |
| regionRuled | Rajasthan ⓘ |
| reignEnd | 1743 ⓘ |
| reignStart | 1699 ⓘ |
| religion | Hinduism ⓘ |
| ruled | Kingdom of Amber ⓘ |
| servedAs | Mughal vassal ⓘ |
| successorState |
Kingdom of Jaipur
ⓘ
surface form:
Princely State of Jaipur
|
| title |
Maharaja
ⓘ
surface form:
Maharaja of Amber
Maharaja Sawai Pratap Singh ⓘ
surface form:
Maharaja of Jaipur
|
| used | large masonry instruments for astronomical 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: Maharaja Jai Singh II Description of subject: Maharaja Jai Singh II was an 18th-century Rajput ruler of Amber and a renowned astronomer-king known for commissioning monumental observatories and advancing astronomical science in India.
Referenced by (40)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II
this entity surface form:
Jai Singh II
this entity surface form:
Jai Singh II
this entity surface form:
Maharaja Sawai Jai Singh II