Triple
T7539300
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pythagoreio |
E178232
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object |
Tunnel of Eupalinos
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.
|
E671984
|
NE FINISHED |
How this triple was built (4 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: [Pythagoreio, contains, Tunnel of Eupalinos]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tunnel of Eupalinos Context triple: [Pythagoreio, contains, Tunnel of Eupalinos]
-
A.
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.
-
B.
Cacor aqueduct
The Cacor aqueduct is a historic French water bridge that carries the Canal de Garonne over the Tarn River near Moissac.
-
C.
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.
-
D.
Aqueduct of Pitigliano
The Aqueduct of Pitigliano is a historic Renaissance-era aqueduct in the Tuscan hill town of Pitigliano, Italy, notable for its striking arches integrated into the town’s dramatic tufa cliffs.
-
E.
Lune Aqueduct
Lune Aqueduct is a historic 18th-century stone aqueduct in Lancaster, England, renowned for carrying the canal high over the River Lune with a series of impressive arches.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Tunnel of Eupalinos Triple: [Pythagoreio, contains, Tunnel of Eupalinos]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tunnel of Eupalinos Target entity description: 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.
-
A.
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.
-
B.
Cacor aqueduct
The Cacor aqueduct is a historic French water bridge that carries the Canal de Garonne over the Tarn River near Moissac.
-
C.
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.
-
D.
Aqueduct of Pitigliano
The Aqueduct of Pitigliano is a historic Renaissance-era aqueduct in the Tuscan hill town of Pitigliano, Italy, notable for its striking arches integrated into the town’s dramatic tufa cliffs.
-
E.
Lune Aqueduct
Lune Aqueduct is a historic 18th-century stone aqueduct in Lancaster, England, renowned for carrying the canal high over the River Lune with a series of impressive arches.
- F. None of above. chosen
Provenance (5 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_69c69f2be3888190a6667a27f8f195e9 |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f87280f0819097d4ffc2e1b62cf8 |
completed | March 27, 2026, 9:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c84f14d20c8190ab254f991cec0d94 |
completed | March 28, 2026, 9:58 p.m. |
| NEDg | Description generation | batch_69c853ab496c8190ad35c7c00eb82160 |
completed | March 28, 2026, 10:18 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c853f8e6808190bde26c01576cc22c |
completed | March 28, 2026, 10:19 p.m. |
Created at: March 27, 2026, 3:48 p.m.