Triple
T2876316
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Flagstaff |
E56886
|
entity |
| Predicate | hasResearchInstitution |
P186
|
FINISHED |
| Object | U.S. Naval Observatory Flagstaff Station |
E185924
|
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: U.S. Naval Observatory Flagstaff Station | Statement: [Flagstaff, hasResearchInstitution, U.S. Naval Observatory Flagstaff Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: U.S. Naval Observatory Flagstaff Station Context triple: [Flagstaff, hasResearchInstitution, U.S. Naval Observatory Flagstaff Station]
-
A.
United States Naval Observatory Flagstaff Station
chosen
The United States Naval Observatory Flagstaff Station is an astronomical observatory in Flagstaff, Arizona, operated by the U.S. Naval Observatory for high-precision astrometric and related observations.
-
B.
Lowell Observatory
Lowell Observatory is a historic astronomical research institution in Flagstaff, Arizona, renowned for its role in major discoveries including the identification of Pluto.
-
C.
Hat Creek Radio Observatory
Hat Creek Radio Observatory is a radio astronomy facility in Northern California known for hosting the Allen Telescope Array used in both astronomical and SETI research.
-
D.
Observatorio Astronómico Nacional
Observatorio Astronómico Nacional is Mexico’s principal national institution for astronomical research and observation, operating major observatories and supporting the country’s astrophysical studies.
-
E.
Yerkes Observatory
Yerkes Observatory is a historic astronomical observatory in Wisconsin renowned for housing one of the world’s largest refracting telescopes and for its influential role in 20th-century astrophysical research.
- 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_69ab4a4ced288190ab6d3e062d10f7f6 |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abe0061d048190bb1e5a01e7ceb0e2 |
completed | March 7, 2026, 8:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b03153b5048190925bfacc07f2db66 |
completed | March 10, 2026, 2:57 p.m. |
Created at: March 6, 2026, 10:03 p.m.