Triple
T4692470
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Santa Apolónia railway station |
E104065
|
entity |
| Predicate | terminusOf |
P3375
|
FINISHED |
| Object | Alfa Pendular services to Porto |
E285808
|
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: Alfa Pendular services to Porto | Statement: [Santa Apolónia railway station, terminusOf, Alfa Pendular services to Porto]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alfa Pendular services to Porto Context triple: [Santa Apolónia railway station, terminusOf, Alfa Pendular services to Porto]
-
A.
CP Alfa Pendular
chosen
CP Alfa Pendular is Portugal’s high-speed tilting train service operated by Comboios de Portugal, connecting major cities such as Lisbon, Porto, and Faro.
-
B.
Beira Alta Line services
Beira Alta Line services are regional and international passenger and freight train operations running along Portugal’s Beira Alta railway corridor, a key route linking central Portugal with Spain and the rest of Europe.
-
C.
Algarve line
The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
-
D.
Ansaldobreda Sirio trams
Ansaldobreda Sirio trams are a family of low-floor, articulated light rail vehicles built by the Italian manufacturer AnsaldoBreda for modern urban tram networks.
-
E.
G Line commuter rail
The G Line commuter rail is a Regional Transportation District (RTD) rail line in the Denver metropolitan area that connects Union Station in downtown Denver with western suburbs including Arvada and Wheat Ridge.
- 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_69bd43df91f481908e9add1b617b60ef |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd639dc94c8190bc033111a4199f40 |
completed | March 20, 2026, 3:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be03bd47b08190a3d2a174eb2f7b2e |
completed | March 21, 2026, 2:34 a.m. |
Created at: March 20, 2026, 1:16 p.m.