Triple
T22744291
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Barcelona Metro Line 2 |
E562504
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object | Barcelona Metro 2100 series trains |
—
|
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: Barcelona Metro 2100 series trains | Statement: [Barcelona Metro Line 2, usesRollingStock, Barcelona Metro 2100 series trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Barcelona Metro 2100 series trains Context triple: [Barcelona Metro Line 2, usesRollingStock, Barcelona Metro 2100 series trains]
-
A.
Barcelona Metro Series 500 trains
The Barcelona Metro Series 500 trains are a small fleet of narrow-gauge, driver-operated metro units specifically built to serve the short, steep, and lightly used Line 11 in Barcelona’s rapid transit network.
-
B.
Barcelona Metro Series 9000 trains
The Barcelona Metro Series 9000 trains are modern, fully accessible electric multiple units designed for automated operation on newer lines of the Barcelona Metro network.
-
C.
Barcelona Metro Series 5000 trains
The Barcelona Metro Series 5000 trains are modern, air-conditioned electric multiple units designed for high-capacity, driver-operated service on several lines of the Barcelona Metro network.
-
D.
Barcelona Metro 2100 series
chosen
The Barcelona Metro 2100 series is a class of electric multiple unit trains used on the Barcelona Metro network, known for their modern design and operation on Line 4.
-
E.
Madrid Metro class 8000 trains
The Madrid Metro class 8000 trains are a series of modern, high-capacity electric multiple units designed for rapid transit service on the Madrid Metro network.
- 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_69e245513a5c81908d5cb471b4fc429d |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f1797590f08190a784f73fcd27b101 |
completed | April 29, 2026, 3:22 a.m. |
Created at: April 17, 2026, 3:23 p.m.