Triple
T10804896
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | TMB 4000 series |
E254935
|
entity |
| Predicate | railwaySystem |
P522
|
FINISHED |
| Object | Barcelona urban rail network |
E51267
|
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: Barcelona urban rail network | Statement: [TMB 4000 series, railwaySystem, Barcelona urban rail network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Barcelona urban rail network Context triple: [TMB 4000 series, railwaySystem, Barcelona urban rail network]
-
A.
Barcelona metropolitan transport network
The Barcelona metropolitan transport network is the integrated public transit system serving the Barcelona metropolitan area, encompassing metro, trams, buses, and regional rail services.
-
B.
Barcelona tram network
The Barcelona tram network is a modern light rail system serving various districts of Barcelona and its metropolitan area, complementing the city’s metro and bus services.
-
C.
Barcelona Metro
chosen
Barcelona Metro is the rapid transit rail network serving the city of Barcelona and its metropolitan area, known for its extensive coverage and integration with other public transport modes.
-
D.
Barcelona Metro line L10 Sud
Barcelona Metro line L10 Sud is a driverless metro line in Barcelona’s rapid transit network that serves the city’s southwestern area with modern, automated service.
-
E.
Barcelona Metro L1
Barcelona Metro L1 is one of the main lines of the Barcelona Metro network, running on a largely east–west axis and connecting key districts and transport hubs across the city.
- 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_69d6aa61c15c8190a1839550c56e75e1 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d733726e2881908d4fe2cfe046ab43 |
completed | April 9, 2026, 5:04 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6554d0b0081909cc031ff06b796c0 |
completed | May 2, 2026, 7:49 p.m. |
Created at: April 8, 2026, 9:18 p.m.