Triple
T9268223
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Percival Lowell |
E222753
|
entity |
| Predicate | employer |
P7
|
FINISHED |
| Object | Lowell Observatory |
E110983
|
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: Lowell Observatory | Statement: [Percival Lowell, employer, Lowell Observatory]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lowell Observatory Context triple: [Percival Lowell, employer, Lowell Observatory]
-
A.
Lowell Observatory
chosen
Lowell Observatory is a historic astronomical research institution in Flagstaff, Arizona, renowned for its role in major discoveries including the identification of Pluto.
-
B.
Kirkwood Observatory
Kirkwood Observatory is an astronomical observatory at Indiana University in Bloomington, Indiana, known for its historic telescope and role in teaching and public outreach in astronomy.
-
C.
Lick Observatory
Lick Observatory is a historic astronomical observatory located on Mount Hamilton in California, known for its pioneering research and large refracting telescope.
-
D.
Barnard Observatory
Barnard Observatory is a historic astronomical observatory at the University of Mississippi, named for astronomer Edward Emerson Barnard and known for its 19th-century role in American observational astronomy.
-
E.
David Dunlap Observatory
The David Dunlap Observatory is a historic Canadian astronomical observatory in Ontario known for housing one of the largest optical telescopes in the country and for its significant contributions to 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_69ca841f2e808190a64f4c31903a1332 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd074d2d0081909f9f8db04547358e |
completed | April 1, 2026, 11:53 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d0c743c76c8190b39cfe25c6ab1db2 |
completed | April 4, 2026, 8:09 a.m. |
Created at: March 30, 2026, 7:33 p.m.