Triple
T15320180
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | M5 San Siro Stadio metro station |
E366265
|
entity |
| Predicate | cityTransportNetwork |
P32065
|
FINISHED |
| Object | Milan Metro |
E724079
|
NE FINISHED |
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: Milan Metro | Statement: [M5 San Siro Stadio metro station, cityTransportNetwork, Milan Metro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Milan Metro Context triple: [M5 San Siro Stadio metro station, cityTransportNetwork, Milan Metro]
-
A.
Milan Metro
chosen
The Milan Metro is the rapid transit system serving Milan, Italy, forming the backbone of the city’s public transportation network with multiple underground lines connecting central and suburban areas.
-
B.
Milan Metro Line 1
Milan Metro Line 1 is the oldest and one of the main rapid transit lines in Milan, Italy, running primarily on an east–west axis and serving key commercial and exhibition areas of the city.
-
C.
Milan Metro Line 2
Milan Metro Line 2 is one of the main rapid transit lines in Milan, Italy, running in a predominantly northeast–southwest direction and serving key residential and commercial areas across the city.
-
D.
Brescia Metro
Brescia Metro is a fully automated light metro system serving the city of Brescia in northern Italy.
-
E.
Milan Metro Line 5
Milan Metro Line 5 is a fully automated, driverless metro line in Milan, Italy, running mainly in the northern part of the city and connecting key residential and transport hubs.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: cityTransportNetwork Context triple: [M5 San Siro Stadio metro station, cityTransportNetwork, Milan Metro]
-
A.
transportNetwork
Indicates a relationship where infrastructure or services enable the movement of people or goods between different locations.
-
B.
transportNetworkPartOf
Indicates that one transport network is a component or subdivision of a larger, encompassing transport network.
-
C.
providesUrbanTransport
Indicates that one entity supplies or operates transportation services within an urban or city environment for another entity or the public.
-
D.
streetNetwork
Indicates the layout and connectivity relationships among streets within a geographic area, including how roads intersect, link, and form a navigable network.
-
E.
rapidTransitSystem
chosen
Indicates a transportation relationship where people or goods are moved via a high-capacity, high-frequency public transit system designed for rapid travel over urban or regional routes.
- F. None of above.
Provenance (4 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_69d85a121520819093dcce999fdefe1a |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03dd460288190b5c41f0a0aeee949 |
completed | April 16, 2026, 1:39 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff21945b60819098ea91d9693cb8e3 |
completed | May 9, 2026, 11:59 a.m. |
| PD | Predicate disambiguation | batch_69deca9659f48190b8661df223ce5078 |
completed | April 14, 2026, 11:15 p.m. |
Created at: April 10, 2026, 3:16 a.m.