Triple
T15382215
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Milan Metro Line 2 |
E367831
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Centrale FS
Centrale FS is a major Milan Metro station that serves the city's central railway hub, Milano Centrale, providing key connections between regional, national, and urban transit lines.
|
E1153812
|
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: Centrale FS | Statement: [Milan Metro Line 2, hasStation, Centrale FS]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Centrale FS Context triple: [Milan Metro Line 2, hasStation, Centrale FS]
-
A.
Viarmes station
Viarmes station is a railway stop in the commune of Viarmes in northern France, serving local passenger trains on the regional network.
-
B.
Infrabel
Infrabel is the Belgian railway infrastructure manager responsible for the construction, maintenance, and operation of the national rail network.
-
C.
Intercity Brussels
Intercity Brussels is an international high-speed train service connecting the Netherlands with Brussels in Belgium.
-
D.
Maadi station
Maadi station is a Cairo Metro station serving the Maadi district in southern Cairo, Egypt.
-
E.
Zentralbahn
Zentralbahn is a Swiss railway company that operates scenic regional and intercity train services through central Switzerland, including routes over the Brünig Pass.
- 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: Centrale FS Triple: [Milan Metro Line 2, hasStation, Centrale FS]
Generated description
Centrale FS is a major Milan Metro station that serves the city's central railway hub, Milano Centrale, providing key connections between regional, national, and urban transit lines.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Centrale FS Target entity description: Centrale FS is a major Milan Metro station that serves the city's central railway hub, Milano Centrale, providing key connections between regional, national, and urban transit lines.
-
A.
Viarmes station
Viarmes station is a railway stop in the commune of Viarmes in northern France, serving local passenger trains on the regional network.
-
B.
Infrabel
Infrabel is the Belgian railway infrastructure manager responsible for the construction, maintenance, and operation of the national rail network.
-
C.
Intercity Brussels
Intercity Brussels is an international high-speed train service connecting the Netherlands with Brussels in Belgium.
-
D.
Maadi station
Maadi station is a Cairo Metro station serving the Maadi district in southern Cairo, Egypt.
-
E.
Zentralbahn
Zentralbahn is a Swiss railway company that operates scenic regional and intercity train services through central Switzerland, including routes over the Brünig Pass.
- 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_69d85a1551a08190ba2caea7cd51c639 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03e61928c81908852c355d537ed9c |
completed | April 16, 2026, 1:41 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff0b5bc43c81908ffdb7819e3660d9 |
completed | May 9, 2026, 10:24 a.m. |
| NEDg | Description generation | batch_69ff0c1171d4819099e0d0e1411059b2 |
completed | May 9, 2026, 10:27 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff10a360f8819098c8c9700b062478 |
completed | May 9, 2026, 10:46 a.m. |
Created at: April 10, 2026, 3:19 a.m.