Triple
T6931977
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Madrid–Barcelona railway |
E160456
|
entity |
| Predicate | usesRailGauge |
P5070
|
FINISHED |
| Object | Iberian gauge |
E140896
|
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: Iberian gauge | Statement: [Madrid–Barcelona railway, usesRailGauge, Iberian gauge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Iberian gauge Context triple: [Madrid–Barcelona railway, usesRailGauge, Iberian gauge]
-
A.
Iberian gauge
chosen
Iberian gauge is a broad railway track gauge, wider than the international standard gauge, predominantly used on mainline railways in Spain and Portugal.
-
B.
Madrid–Andalusia railway
The Madrid–Andalusia railway is a major rail line in Spain that connects the capital, Madrid, with the southern region of Andalusia, serving as a key corridor for both passenger and freight transport.
-
C.
Madrid–Barcelona railway
The Madrid–Barcelona railway is a major Spanish rail line linking the capital Madrid with the northeastern city of Barcelona, serving as one of the country’s principal passenger and freight corridors.
-
D.
Madrid–Valencia railway
The Madrid–Valencia railway is a major Spanish rail line connecting the nation’s capital with the Mediterranean port city of Valencia, serving as an important corridor for both passenger and freight transport.
-
E.
Madrid–Aranjuez railway
The Madrid–Aranjuez railway is one of Spain’s oldest railway lines, historically linking Madrid with the royal town of Aranjuez and playing a key role in the early development of the country’s rail network.
- 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_69c6884e15208190b9e91487eaafcf85 |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6da3e58f08190857c14f538448039 |
completed | March 27, 2026, 7:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7514b0dd8819097a3fa1a38c913f4 |
completed | March 28, 2026, 3:55 a.m. |
Created at: March 27, 2026, 2:27 p.m.