Triple
T18344159
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | DEIMOS spectrograph |
E439491
|
entity |
| Predicate | mountedOn |
P3054
|
FINISHED |
| Object | Keck II telescope |
—
|
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: Keck II telescope | Statement: [DEIMOS spectrograph, mountedOn, Keck II telescope]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Keck II telescope Context triple: [DEIMOS spectrograph, mountedOn, Keck II telescope]
-
A.
W. M. Keck Observatory
chosen
W. M. Keck Observatory is a world-leading astronomical research facility in Hawaii that operates two of the largest optical and infrared telescopes on Earth.
-
B.
Gemini North Observatory
Gemini North Observatory is a premier 8.1-meter optical/infrared telescope facility located on Maunakea in Hawaii, forming one half of the international Gemini Observatory.
-
C.
Pan-STARRS 1 telescope
The Pan-STARRS 1 telescope is a wide-field survey instrument located at Haleakalā Observatory in Hawaii, designed to systematically scan the sky for astronomical objects such as asteroids, comets, variable stars, and distant galaxies.
-
D.
Magellan Clay Telescope
The Magellan Clay Telescope is one of the twin 6.5-meter Magellan telescopes at Las Campanas Observatory in Chile, used for cutting-edge optical and infrared astronomical research.
-
E.
Gemini South Observatory
Gemini South Observatory is a major 8.1-meter optical and infrared telescope facility located on Cerro Pachón in Chile, forming the southern half of the international Gemini Observatory.
- 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_69d8b9175fec8190af865699b4e64d8c |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e514f2c8ec8190b045482846a68204 |
completed | April 19, 2026, 5:46 p.m. |
Created at: April 10, 2026, 10:37 a.m.