Triple
T15839115
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | LETGS |
E384056
|
entity |
| Predicate | acronymFor |
P590
|
FINISHED |
| Object | Low Energy Transmission Grating Spectrometer |
E386316
|
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: Low Energy Transmission Grating Spectrometer | Statement: [LETGS, acronymFor, Low Energy Transmission Grating Spectrometer]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Low Energy Transmission Grating Spectrometer Context triple: [LETGS, acronymFor, Low Energy Transmission Grating Spectrometer]
-
A.
Low Energy Transmission Grating Spectrometer
chosen
The Low Energy Transmission Grating Spectrometer is a high-resolution X-ray spectrometer on the Chandra X-ray Observatory designed to disperse low-energy X-rays for detailed spectral analysis of cosmic sources.
-
B.
High Energy Transmission Grating Spectrometer
The High Energy Transmission Grating Spectrometer is a high-resolution X-ray spectrometer aboard NASA’s Chandra X-ray Observatory, designed to disperse incoming X-rays into detailed spectra for precise studies of high-energy astrophysical sources.
-
C.
Objective Grating Spectrometer (OGS)
The Objective Grating Spectrometer (OGS) was an X-ray spectrometer aboard the Einstein Observatory designed to disperse incoming X-ray photons into high-resolution spectra for astrophysical studies.
-
D.
Grille spectrometer
The Grille spectrometer is a spaceborne infrared spectrometer designed to study the composition and structure of planetary and Earth atmospheres by analyzing their emitted and absorbed radiation.
-
E.
Coudé Echelle Spectrometer
Coudé Echelle Spectrometer is a high-resolution astronomical spectrograph designed for detailed analysis of stellar and other celestial spectra, typically fed by a telescope’s coudé focus.
- 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_69d86da34c888190976e06c4019d415a |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e142e4fa24819086a1a226082ac2d3 |
completed | April 16, 2026, 8:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffa93ddce4819086174b2549f5e12b |
completed | May 9, 2026, 9:38 p.m. |
Created at: April 10, 2026, 4:49 a.m.