Triple
T12883207
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ermesinde railway station |
E308154
|
entity |
| Predicate | partOfNetwork |
P840
|
FINISHED |
| Object | Porto suburban rail network |
E1009591
|
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: Porto suburban rail network | Statement: [Ermesinde railway station, partOfNetwork, Porto suburban rail network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Porto suburban rail network Context triple: [Ermesinde railway station, partOfNetwork, Porto suburban rail network]
-
A.
Porto Metro
Porto Metro is the light rail and rapid transit system serving the Porto metropolitan area in northern Portugal.
-
B.
Lisbon Metro
Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
-
C.
Lisbon public transport network
The Lisbon public transport network is the integrated system of trams, buses, metro lines, funiculars, lifts, and suburban trains that serves the city of Lisbon and its surrounding areas.
-
D.
Porto metropolitan public transport network
chosen
The Porto metropolitan public transport network is the integrated system of buses, metro, and other public transit services that connects the city of Porto with its surrounding metropolitan area.
-
E.
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.
- 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_69d7bdf69bc48190af6c2621f28ca351 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d970fd15888190baf90fc30f2a3e25 |
completed | April 10, 2026, 9:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6af55623081909fd171129f439302 |
completed | May 3, 2026, 2:13 a.m. |
Created at: April 9, 2026, 5:39 p.m.