Triple
T5259887
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CMa Overdensity |
E118797
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object | Canis Major Overdensity |
E459116
|
NE FINISHED |
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: Canis Major Overdensity | Statement: [CMa Overdensity, alsoKnownAs, Canis Major Overdensity]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Canis Major Overdensity Context triple: [CMa Overdensity, alsoKnownAs, Canis Major Overdensity]
-
A.
Canis Major Overdensity
chosen
The Canis Major Overdensity is a debated stellar overdensity near the plane of the Milky Way, often interpreted as either the remnant core of a disrupted dwarf galaxy or a warp/flare feature of the Galactic disk.
-
B.
Milky Way globular cluster system
The Milky Way globular cluster system is the population of ancient, densely packed star clusters that orbit the Milky Way’s halo and bulge, serving as key tracers of the galaxy’s formation and evolution.
-
C.
Monoceros Ring stellar stream
The Monoceros Ring stellar stream is a vast, ring-like structure of stars encircling the Milky Way, thought to be the remnant of a disrupted dwarf galaxy.
-
D.
Leading Arm of the Magellanic System
The Leading Arm of the Magellanic System is a vast stream of gas pulled from the Magellanic Clouds that extends ahead of their orbit around the Milky Way, helping astronomers study galaxy interactions and gas accretion.
-
E.
Virgo Overdensity
The Virgo Overdensity is a large, diffuse concentration of stars in the Milky Way’s outer regions, thought to be the remnant of a disrupted dwarf galaxy or stellar stream.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69bd446a42c88190b7ecbef006561d55 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd7bcced6881909bdb7ac5471a37fe |
completed | March 20, 2026, 4:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf06c3945c8190874ecd184fa886a0 |
completed | March 21, 2026, 8:59 p.m. |
Created at: March 20, 2026, 1:50 p.m.