Triple
T20983604
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cincinnati Observatory |
E516831
|
entity |
| Predicate | hasTelescope |
P35
|
FINISHED |
| Object | 11-inch Merz und Mahler refracting telescope |
—
|
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: 11-inch Merz und Mahler refracting telescope | Statement: [Cincinnati Observatory, hasTelescope, 11-inch Merz und Mahler refracting telescope]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 11-inch Merz und Mahler refracting telescope Context triple: [Cincinnati Observatory, hasTelescope, 11-inch Merz und Mahler refracting telescope]
-
A.
11-inch Clark refractor
The 11-inch Clark refractor is a historic, high-quality refracting telescope built by Alvan Clark & Sons, notable for its role in pioneering astrophotographic and spectroscopic observations in the late 19th century.
-
B.
1 m Schmidt telescope
The 1 m Schmidt telescope is a wide-field reflecting telescope at Byurakan Observatory used primarily for astronomical surveys and imaging of large sky areas.
-
C.
Lick 36-inch refracting telescope
The Lick 36-inch refracting telescope is a historic large-aperture refractor renowned for its pioneering late-19th-century astronomical observations and status as one of the world’s largest refracting telescopes.
-
D.
Mark II Telescope
The Mark II Telescope is a large radio telescope at the Jodrell Bank Observatory in England, used for astronomical research and observations of radio emissions from space.
-
E.
18.5-inch Dearborn refractor objective
The 18.5-inch Dearborn refractor objective is a historically significant large-aperture telescope lens crafted by renowned 19th-century American optician Alvan Clark for the Dearborn Observatory.
- 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: 11-inch Merz und Mahler refracting telescope Target entity description: The 11-inch Merz und Mahler refracting telescope is a historic 19th-century German-built refractor renowned for its precision optics and use in early American astronomical research.
-
A.
11-inch Clark refractor
The 11-inch Clark refractor is a historic, high-quality refracting telescope built by Alvan Clark & Sons, notable for its role in pioneering astrophotographic and spectroscopic observations in the late 19th century.
-
B.
1 m Schmidt telescope
The 1 m Schmidt telescope is a wide-field reflecting telescope at Byurakan Observatory used primarily for astronomical surveys and imaging of large sky areas.
-
C.
Lick 36-inch refracting telescope
The Lick 36-inch refracting telescope is a historic large-aperture refractor renowned for its pioneering late-19th-century astronomical observations and status as one of the world’s largest refracting telescopes.
-
D.
Mark II Telescope
The Mark II Telescope is a large radio telescope at the Jodrell Bank Observatory in England, used for astronomical research and observations of radio emissions from space.
-
E.
18.5-inch Dearborn refractor objective
The 18.5-inch Dearborn refractor objective is a historically significant large-aperture telescope lens crafted by renowned 19th-century American optician Alvan Clark for the Dearborn Observatory.
- 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_69e0b4ffac148190bbade9f0eceb660b |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6fbe1474c8190912b90da0973f99f |
completed | April 21, 2026, 4:24 a.m. |
Created at: April 16, 2026, 1:48 p.m.