Triple
T12636861
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Samians |
E301787
|
entity |
| Predicate | built |
P1028
|
FINISHED |
| Object | Tunnel of Eupalinos |
E671984
|
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: Tunnel of Eupalinos | Statement: [Samians, built, Tunnel of Eupalinos]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tunnel of Eupalinos Context triple: [Samians, built, Tunnel of Eupalinos]
-
A.
Tunnel of Eupalinos
chosen
The Tunnel of Eupalinos is an ancient Greek underground aqueduct on the island of Samos, renowned as a remarkable feat of 6th-century BCE engineering for its precise construction from both ends of a mountain.
-
B.
Kavala Aqueduct
The Kavala Aqueduct is a prominent historic Roman and Ottoman-era water bridge in the Greek city of Kavala, known for its impressive multi-arched structure dominating the urban skyline.
-
C.
Eupalinian aqueduct
The Eupalinian aqueduct is an ancient underground water tunnel on the Greek island of Samos, renowned as a major feat of 6th-century BCE engineering for its precise construction through a mountain.
-
D.
Cacor aqueduct
The Cacor aqueduct is a historic French water bridge that carries the Canal de Garonne over the Tarn River near Moissac.
-
E.
Heptastadion causeway
The Heptastadion causeway was an ancient engineering structure in Alexandria that linked the mainland to Pharos Island, helping form the city’s famous twin harbors.
- 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_69d7bdec9f9c8190b4bac675b7588211 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96147f49c8190b701e1e27e207a95 |
completed | April 10, 2026, 8:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f66873706c8190a9908d1a8629b1c5 |
completed | May 2, 2026, 9:11 p.m. |
Created at: April 9, 2026, 5:16 p.m.