Triple
T19182814
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | HD 278942 |
E469617
|
entity |
| Predicate | belongsTo |
P35
|
FINISHED |
| Object | Perseus OB2 subgroup of massive stars |
—
|
NE NERFINISHED |
How this triple was built (2 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: Perseus OB2 subgroup of massive stars | Statement: [HD 278942, belongsTo, Perseus OB2 subgroup of massive stars]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Perseus OB2 subgroup of massive stars Context triple: [HD 278942, belongsTo, Perseus OB2 subgroup of massive stars]
-
A.
Cassiopeia OB associations
The Cassiopeia OB associations are large groupings of young, massive, hot stars located in the direction of the constellation Cassiopeia within the Milky Way.
-
B.
Galactic OB associations
Galactic OB associations are large, loosely bound groupings of young, massive O- and B-type stars distributed throughout the Milky Way, marking regions of recent and ongoing star formation.
-
C.
Scorpius–Centaurus OB association
The Scorpius–Centaurus OB association is the nearest large group of young, massive stars to the Sun, spanning the constellations Scorpius and Centaurus and playing a key role in studies of recent star formation in our Galactic neighborhood.
-
D.
Perseus OB2 association
chosen
Perseus OB2 association is a nearby group of young, massive OB-type stars located in the Perseus constellation region of the Milky Way.
-
E.
Cepheus OB2 association
The Cepheus OB2 association is a large, young stellar grouping in the constellation Cepheus, containing numerous massive O- and B-type stars and active star-forming regions.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8dd09d5a081909ae43c286651ae5a |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5f61e1c248190ba9e220c1be61ef8 |
completed | April 20, 2026, 9:47 a.m. |
Created at: April 10, 2026, 12:07 p.m.