Triple
T6622714
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Henry Ives Cobb |
E149715
|
entity |
| Predicate | designed |
P184
|
FINISHED |
| Object |
Dearborn Observatory
Dearborn Observatory is a historic astronomical observatory at Northwestern University in Evanston, Illinois, known for its large refracting telescope and long-standing role in American astronomical research.
|
E608516
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Dearborn Observatory | Statement: [Henry Ives Cobb, designed, Dearborn Observatory]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dearborn Observatory Context triple: [Henry Ives Cobb, designed, Dearborn Observatory]
-
A.
Kirkwood Observatory
Kirkwood Observatory is an astronomical observatory at Indiana University in Bloomington, Indiana, known for its historic telescope and role in teaching and public outreach in astronomy.
-
B.
Goodsell Observatory
Goodsell Observatory is a historic astronomical observatory on the campus of Carleton College in Northfield, Minnesota, known for its distinctive Romanesque architecture and long-standing role in teaching and research in astronomy.
-
C.
Perkins Observatory
Perkins Observatory is an astronomical observatory in Ohio known for its public stargazing programs and educational outreach in astronomy.
-
D.
Barnard Observatory
Barnard Observatory is a historic astronomical observatory at the University of Mississippi, named for astronomer Edward Emerson Barnard and known for its 19th-century role in American observational astronomy.
-
E.
Cincinnati Observatory
The Cincinnati Observatory is a historic astronomical observatory in Cincinnati, Ohio, often called the "Birthplace of American Astronomy" and known for its 19th-century telescopes and public education programs.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Dearborn Observatory Triple: [Henry Ives Cobb, designed, Dearborn Observatory]
Generated description
Dearborn Observatory is a historic astronomical observatory at Northwestern University in Evanston, Illinois, known for its large refracting telescope and long-standing role in American astronomical research.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Dearborn Observatory Target entity description: Dearborn Observatory is a historic astronomical observatory at Northwestern University in Evanston, Illinois, known for its large refracting telescope and long-standing role in American astronomical research.
-
A.
Kirkwood Observatory
Kirkwood Observatory is an astronomical observatory at Indiana University in Bloomington, Indiana, known for its historic telescope and role in teaching and public outreach in astronomy.
-
B.
Goodsell Observatory
Goodsell Observatory is a historic astronomical observatory on the campus of Carleton College in Northfield, Minnesota, known for its distinctive Romanesque architecture and long-standing role in teaching and research in astronomy.
-
C.
Perkins Observatory
Perkins Observatory is an astronomical observatory in Ohio known for its public stargazing programs and educational outreach in astronomy.
-
D.
Barnard Observatory
Barnard Observatory is a historic astronomical observatory at the University of Mississippi, named for astronomer Edward Emerson Barnard and known for its 19th-century role in American observational astronomy.
-
E.
Cincinnati Observatory
The Cincinnati Observatory is a historic astronomical observatory in Cincinnati, Ohio, often called the "Birthplace of American Astronomy" and known for its 19th-century telescopes and public education programs.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69c687ed8a9c81908bb671717cb192ef |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6af7decb08190a7b1ddb95e534a6a |
completed | March 27, 2026, 4:25 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6eee8740881908b4fafb12db6b7f3 |
completed | March 27, 2026, 8:56 p.m. |
| NEDg | Description generation | batch_69c6f09ffdd481909418ae33d1683486 |
completed | March 27, 2026, 9:03 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c6f159cbf08190a22d7488584b4580 |
completed | March 27, 2026, 9:06 p.m. |
Created at: March 27, 2026, 1:58 p.m.