Triple
T20002534
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cerro Calán |
E494368
|
entity |
| Predicate | hasFacility |
P105
|
FINISHED |
| Object | Cerro Calán Observatory |
—
|
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: Cerro Calán Observatory | Statement: [Cerro Calán, hasFacility, Cerro Calán Observatory]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cerro Calán Observatory Context triple: [Cerro Calán, hasFacility, Cerro Calán Observatory]
-
A.
Cerro Pachón Observatory site
Cerro Pachón Observatory site is a major astronomical complex in Chile’s Andes that hosts multiple world-class telescopes used for cutting-edge optical and infrared observations.
-
B.
Las Campanas Observatory
Las Campanas Observatory is a major astronomical observatory in Chile renowned for its high-quality observing conditions and its role in cutting-edge optical and infrared astronomy.
-
C.
Sierra Nevada Observatory
Sierra Nevada Observatory is a high-altitude astronomical observatory in the Sierra Nevada mountains of Spain, equipped with modern telescopes for professional research in areas such as stellar and planetary astrophysics.
-
D.
Calar Alto Observatory
Calar Alto Observatory is a major astronomical observatory in southern Spain known for its large optical and infrared telescopes and international research collaborations.
-
E.
Mamalluca Observatory
Mamalluca Observatory is a popular public astronomical observatory in Chile’s Elqui Valley, renowned for its exceptionally clear skies and stargazing tourism.
- 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: Cerro Calán Observatory Target entity description: Cerro Calán Observatory is an astronomical observatory in Chile used for professional research and education in observational astronomy.
-
A.
Cerro Pachón Observatory site
Cerro Pachón Observatory site is a major astronomical complex in Chile’s Andes that hosts multiple world-class telescopes used for cutting-edge optical and infrared observations.
-
B.
Las Campanas Observatory
Las Campanas Observatory is a major astronomical observatory in Chile renowned for its high-quality observing conditions and its role in cutting-edge optical and infrared astronomy.
-
C.
Sierra Nevada Observatory
Sierra Nevada Observatory is a high-altitude astronomical observatory in the Sierra Nevada mountains of Spain, equipped with modern telescopes for professional research in areas such as stellar and planetary astrophysics.
-
D.
Calar Alto Observatory
Calar Alto Observatory is a major astronomical observatory in southern Spain known for its large optical and infrared telescopes and international research collaborations.
-
E.
Mamalluca Observatory
Mamalluca Observatory is a popular public astronomical observatory in Chile’s Elqui Valley, renowned for its exceptionally clear skies and stargazing tourism.
- 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_69da626b2d748190886981ea90c8b2ea |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e661a2e34481908a495cc5d077c41f |
completed | April 20, 2026, 5:25 p.m. |
Created at: April 11, 2026, 3:33 p.m.