Triple
T19873925
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Central Station |
E477590
|
entity |
| Predicate | railwayNetwork |
P522
|
FINISHED |
| Object | Portuguese railway network |
—
|
NE NERFINISHED |
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: Portuguese railway network | Statement: [Central Station, railwayNetwork, Portuguese railway network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Portuguese railway network Context triple: [Central Station, railwayNetwork, Portuguese railway network]
-
A.
Portuguese national rail network
chosen
The Portuguese national rail network is the countrywide system of railway lines and infrastructure in Portugal that supports passenger and freight train services across the nation.
-
B.
Lisbon–Porto main line
The Lisbon–Porto main line is Portugal’s principal railway corridor, connecting the capital Lisbon with the northern city of Porto and serving major intermediate urban centers.
-
C.
Lisbon suburban rail network
The Lisbon suburban rail network is a commuter rail system serving the Lisbon metropolitan area, connecting the city with surrounding suburbs and coastal towns.
-
D.
Iberian railway network
The Iberian railway network is the interconnected system of rail lines spanning the Iberian Peninsula, primarily serving Spain and Portugal with both passenger and freight transport.
-
E.
Beira Alta railway corridor
The Beira Alta railway corridor is a key rail route in Portugal that connects the interior Beira Alta region with major national and international lines, serving as an important axis for both passenger and freight transport.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8e51e7d948190aedbcd6c30361c39 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e658d92f9c8190b363587ed1881c2c |
completed | April 20, 2026, 4:48 p.m. |
Created at: April 10, 2026, 1:51 p.m.