Triple
T2141564
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Jaan Einasto |
E46770
|
entity |
| Predicate | employer |
P7
|
FINISHED |
| Object | Tartu Observatory |
E44504
|
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: Tartu Observatory | Statement: [Jaan Einasto, employer, Tartu Observatory]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tartu Observatory Context triple: [Jaan Einasto, employer, Tartu Observatory]
-
A.
University of Tartu Old Observatory
chosen
The University of Tartu Old Observatory is a historic 19th-century astronomical observatory in Tartu, Estonia, renowned for its role in early astrophysical research and as a landmark of Baltic scientific heritage.
-
B.
Pulkovo Observatory
Pulkovo Observatory is a historic astronomical observatory near Saint Petersburg, Russia, renowned as a major center for astronomical research and geodesy since the 19th century.
-
C.
Teide Observatory
Teide Observatory is a major astronomical research facility on Tenerife in Spain’s Canary Islands, renowned for its clear skies and extensive array of solar and nighttime telescopes.
-
D.
Stjerneborg observatory
Stjerneborg observatory was an underground astronomical observatory on the island of Hven, designed by Tycho Brahe to house precision instruments sheltered from wind and temperature changes for his pioneering pre-telescopic observations.
-
E.
Palermo Astronomical Observatory
The Palermo Astronomical Observatory is a historic Italian observatory in Sicily renowned for early 19th-century discoveries, including the dwarf planet Ceres.
- 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_69a88a174ab48190a5db20c132e5dccf |
completed | March 4, 2026, 7:37 p.m. |
| NER | Named-entity recognition | batch_69abbe0543108190862dd9a4a861c758 |
completed | March 7, 2026, 5:56 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae51b37ce08190add9df46cc17ba89 |
completed | March 9, 2026, 4:50 a.m. |
Created at: March 4, 2026, 7:44 p.m.