Triple
T20183898
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cepheus OB2 association |
E492802
|
entity |
| Predicate | hasMember |
P10
|
FINISHED |
| Object |
massive star HD 206267
Massive star HD 206267 is a very luminous, high-mass O-type star that dominates the radiation environment of the Cepheus OB2 stellar association and its surrounding interstellar material.
|
E1415829
|
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: massive star HD 206267 | Statement: [Cepheus OB2 association, hasMember, massive star HD 206267]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: massive star HD 206267 Context triple: [Cepheus OB2 association, hasMember, massive star HD 206267]
-
A.
HD 202628
HD 202628 is a Sun-like star notable for its prominent debris disk, making it an important target in the study of planetary system formation and evolution.
-
B.
HIP 26727
HIP 26727 is the Hipparcos catalog designation for Alnitak, a bright multiple star system forming the easternmost star of Orion’s Belt.
-
C.
redSupergiant Stephenson 2-18
Stephenson 2-18 is an extremely luminous red supergiant star, considered one of the largest known stars in the Milky Way.
-
D.
Sigma Sagittarii
Sigma Sagittarii is a bright blue-white giant star in the constellation Sagittarius, marking one of the prominent points of the Teapot asterism.
-
E.
HR 6727
HR 6727 is a hot, massive O-type star system in the constellation Sagittarius, notable for its extreme luminosity and strong stellar winds.
- 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: massive star HD 206267 Triple: [Cepheus OB2 association, hasMember, massive star HD 206267]
Generated description
Massive star HD 206267 is a very luminous, high-mass O-type star that dominates the radiation environment of the Cepheus OB2 stellar association and its surrounding interstellar material.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: massive star HD 206267 Target entity description: Massive star HD 206267 is a very luminous, high-mass O-type star that dominates the radiation environment of the Cepheus OB2 stellar association and its surrounding interstellar material.
-
A.
HD 202628
HD 202628 is a Sun-like star notable for its prominent debris disk, making it an important target in the study of planetary system formation and evolution.
-
B.
HIP 26727
HIP 26727 is the Hipparcos catalog designation for Alnitak, a bright multiple star system forming the easternmost star of Orion’s Belt.
-
C.
redSupergiant Stephenson 2-18
Stephenson 2-18 is an extremely luminous red supergiant star, considered one of the largest known stars in the Milky Way.
-
D.
Sigma Sagittarii
Sigma Sagittarii is a bright blue-white giant star in the constellation Sagittarius, marking one of the prominent points of the Teapot asterism.
-
E.
HR 6727
HR 6727 is a hot, massive O-type star system in the constellation Sagittarius, notable for its extreme luminosity and strong stellar winds.
- 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_69da6268a034819081cbd9ea5a1c9475 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e668f068748190a0941e98ef5afd59 |
completed | April 20, 2026, 5:57 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a083c7febf8819091f9b551b3d3b779 |
completed | May 16, 2026, 9:44 a.m. |
| NEDg | Description generation | batch_6a083d3196148190847a625ad09762a2 |
completed | May 16, 2026, 9:47 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a083e04aab88190a1e0219427d8d0e1 |
completed | May 16, 2026, 9:51 a.m. |
Created at: April 11, 2026, 11:36 p.m.