Triple
T20183900
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cepheus OB2 association |
E492802
|
entity |
| Predicate | hasMember |
P10
|
FINISHED |
| Object |
massive star HD 239710
Massive star HD 239710 is a hot, luminous young star located in the Cepheus OB2 stellar association, a region known for recent massive star formation.
|
E1415830
|
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 239710 | Statement: [Cepheus OB2 association, hasMember, massive star HD 239710]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: massive star HD 239710 Context triple: [Cepheus OB2 association, hasMember, massive star HD 239710]
-
A.
HD 37903
HD 37903 is a hot, young B-type star in the Orion constellation that serves as the primary illuminating source of the reflection nebula NGC 2023.
-
B.
HD 93130
HD 93130 is a massive, luminous star located in the young, dense open cluster Trumpler 14 within the Carina Nebula region.
-
C.
HD 29712
HD 29712 is a bright, nearby red giant variable star in the constellation Dorado, better known as R Doradus.
-
D.
HD 106490
HD 106490 is a bright blue-white giant star in the constellation Crux, commonly known as Delta Crucis and forming part of the Southern Cross asterism.
-
E.
HD 141003
HD 141003 is a star in the constellation Serpens, known by the Bayer designation Mu Serpentis.
- 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 239710 Triple: [Cepheus OB2 association, hasMember, massive star HD 239710]
Generated description
Massive star HD 239710 is a hot, luminous young star located in the Cepheus OB2 stellar association, a region known for recent massive star formation.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: massive star HD 239710 Target entity description: Massive star HD 239710 is a hot, luminous young star located in the Cepheus OB2 stellar association, a region known for recent massive star formation.
-
A.
HD 37903
HD 37903 is a hot, young B-type star in the Orion constellation that serves as the primary illuminating source of the reflection nebula NGC 2023.
-
B.
HD 93130
HD 93130 is a massive, luminous star located in the young, dense open cluster Trumpler 14 within the Carina Nebula region.
-
C.
HD 29712
HD 29712 is a bright, nearby red giant variable star in the constellation Dorado, better known as R Doradus.
-
D.
HD 106490
HD 106490 is a bright blue-white giant star in the constellation Crux, commonly known as Delta Crucis and forming part of the Southern Cross asterism.
-
E.
HD 141003
HD 141003 is a star in the constellation Serpens, known by the Bayer designation Mu Serpentis.
- 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.