Triple
T13891552
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northern Line (Portugal) |
E333982
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Coimbra-B |
E335345
|
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: Coimbra-B | Statement: [Northern Line (Portugal), hasStation, Coimbra-B]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Coimbra-B Context triple: [Northern Line (Portugal), hasStation, Coimbra-B]
-
A.
Coimbra-B
chosen
Coimbra-B is the main railway station serving the city of Coimbra in central Portugal, functioning as a key junction on the country’s north–south rail corridor.
-
B.
Coimbra
Coimbra is a historic Portuguese city known for its medieval architecture and the University of Coimbra, one of the oldest universities in continuous operation in the world.
-
C.
Coimbra metropolitan area
The Coimbra metropolitan area is an urban and economic region in central Portugal centered on the historic city of Coimbra and its surrounding municipalities.
-
D.
Urbanos de Coimbra
Urbanos de Coimbra is a suburban rail service network in and around the city of Coimbra, Portugal, operated under the national railway company Comboios de Portugal.
-
E.
Sabrosa
Sabrosa is a small municipality in Portugal’s Douro region, historically notable as the birthplace of explorer Ferdinand Magellan.
- 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_69d81c5dd2d48190b7a5fc1e009de936 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de23a537d4819093c2bae2a244816a |
completed | April 14, 2026, 11:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7c71a43908190bc7537f0a2379599 |
completed | May 3, 2026, 10:07 p.m. |
Created at: April 9, 2026, 10:15 p.m.