Triple
T18386872
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Richmond Hill |
E446613
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object | David Dunlap Observatory |
—
|
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: David Dunlap Observatory | Statement: [Richmond Hill, hasLandmark, David Dunlap Observatory]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: David Dunlap Observatory Context triple: [Richmond Hill, hasLandmark, David Dunlap Observatory]
-
A.
David Dunlap Observatory
chosen
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.
-
B.
Ochs Memorial Observatory
Ochs Memorial Observatory is a historic stone observation tower on Lookout Mountain that offers panoramic views of the surrounding Civil War battlefield and Chattanooga Valley.
-
C.
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.
-
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.
Fred Lawrence Whipple Observatory
The Fred Lawrence Whipple Observatory is a major astronomical research facility in Arizona known for its optical and gamma-ray telescopes used to study the universe.
- 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_69d8b9f370b88190b1e5081c2c238e7f |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e517a00c608190a8f0010c7b53df90 |
completed | April 19, 2026, 5:57 p.m. |
Created at: April 10, 2026, 10:46 a.m.