Triple
T19734975
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Jacobus Cornelius Kapteyn |
E473954
|
entity |
| Predicate | hasNamesake |
P6111
|
FINISHED |
| Object | Kapteyn’s Star |
—
|
NE NERFINISHED |
How this triple was built (3 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: Kapteyn’s Star | Statement: [Jacobus Cornelius Kapteyn, hasNamesake, Kapteyn’s Star]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kapteyn’s Star Context triple: [Jacobus Cornelius Kapteyn, hasNamesake, Kapteyn’s Star]
-
A.
Barnard's Star
Barnard's Star is a nearby red dwarf star in the constellation Ophiuchus, notable for its proximity to Earth and its high proper motion, making it a prime candidate for interstellar mission concepts.
-
B.
Kapteyn
Kapteyn is a Dutch surname most notably associated with astronomer Jacobus Cornelius Kapteyn, after whom several astronomical objects and concepts are named.
-
C.
Epsilon Eridani
Epsilon Eridani is a nearby young K-type main-sequence star in the constellation Eridanus, notable for its debris disk and status as a prominent target in exoplanet and SETI searches.
-
D.
Beta Eridani
Beta Eridani, traditionally known as Cursa, is a bright blue-white giant star in the constellation Eridanus visible to the naked eye.
-
E.
Theta Eridani
Theta Eridani is a bright binary star system in the constellation Eridanus, visible to the naked eye and often used as a reference point in the southern sky.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kapteyn’s Star Target entity description: Kapteyn’s Star is a nearby, high-velocity red dwarf in the constellation Pictor, notable for its extreme proper motion and its role in studies of the Milky Way’s halo and stellar kinematics.
-
A.
Barnard's Star
Barnard's Star is a nearby red dwarf star in the constellation Ophiuchus, notable for its proximity to Earth and its high proper motion, making it a prime candidate for interstellar mission concepts.
-
B.
Kapteyn
Kapteyn is a Dutch surname most notably associated with astronomer Jacobus Cornelius Kapteyn, after whom several astronomical objects and concepts are named.
-
C.
Epsilon Eridani
Epsilon Eridani is a nearby young K-type main-sequence star in the constellation Eridanus, notable for its debris disk and status as a prominent target in exoplanet and SETI searches.
-
D.
Beta Eridani
Beta Eridani, traditionally known as Cursa, is a bright blue-white giant star in the constellation Eridanus visible to the naked eye.
-
E.
Theta Eridani
Theta Eridani is a bright binary star system in the constellation Eridanus, visible to the naked eye and often used as a reference point in the southern sky.
- F. None of above. chosen
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_69d8e517ebd48190979ee76723bcfadf |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e6515d138c8190a4c4d112ed5756a3 |
completed | April 20, 2026, 4:16 p.m. |
Created at: April 10, 2026, 1:47 p.m.