Triple
T16357604
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | GRACES |
E397222
|
entity |
| Predicate | locatedAtObservatory |
P7245
|
FINISHED |
| Object | Gemini North Observatory |
E87223
|
NE FINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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: Gemini North Observatory | Statement: [GRACES, locatedAtObservatory, Gemini North Observatory]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Gemini North Observatory Context triple: [GRACES, locatedAtObservatory, Gemini North Observatory]
-
A.
Gemini North Observatory
chosen
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.
-
B.
Gemini Observatory
Gemini Observatory is an international astronomical research facility operating twin 8.1-meter telescopes in Hawaii and Chile to provide comprehensive coverage of both the northern and southern skies.
-
C.
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.
-
D.
W. M. Keck Observatory
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.
-
E.
Víctor M. Blanco 4-meter Telescope
The Víctor M. Blanco 4-meter Telescope is a prominent optical telescope in Chile widely used for deep-sky surveys and cosmological research.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69d87f2778dc8190aa95c7572db127e6 |
elicitation | completed |
| NER | batch_69e2fad0b1948190a66ec7d2a310cc83 |
ner | completed |
| NED1 | batch_6a007d9a8d7481908c7bc4711ddacc13 |
ned_source_triple | completed |
Created at: April 10, 2026, 5:07 a.m.