Triple
T15538463
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Piazza del Duomo (Milan) |
E370410
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object | Duomo metro station |
E1150455
|
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: Duomo metro station | Statement: [Piazza del Duomo (Milan), hasPart, Duomo metro station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Duomo metro station Context triple: [Piazza del Duomo (Milan), hasPart, Duomo metro station]
-
A.
Duomo Metro station
chosen
Duomo Metro station is a major underground transit hub in central Milan, located beneath the city’s iconic cathedral square and serving as a key interchange on the Milan Metro network.
-
B.
Rondizzoni metro station
Rondizzoni metro station is a stop on the Santiago Metro system in Santiago, Chile.
-
C.
Flaminio metro station
Flaminio metro station is an underground station on Rome’s Metro Line A, serving the central Piazza del Popolo area and connecting it to the wider city network.
-
D.
Porta Nuova metro station
Porta Nuova metro station is a major Turin Metro stop integrated with the city’s main Porta Nuova railway station, serving as a key hub for urban and regional transit.
-
E.
Policlinico metro station
Policlinico metro station is an underground station on Rome’s Metro Line B serving the area around the Sapienza University and the Città Universitaria district.
- 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_69d85cc521a08190921fb50319dddc34 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e0442f3c688190a599165e526af2ed |
completed | April 16, 2026, 2:06 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff3d626e688190bd93481cfd6cb255 |
completed | May 9, 2026, 1:57 p.m. |
Created at: April 10, 2026, 4:07 a.m.