Triple
T19121223
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lisbon historic centre |
E468049
|
entity |
| Predicate | hasTransport |
P1298
|
FINISHED |
| Object | historic tram line 28E |
—
|
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: historic tram line 28E | Statement: [Lisbon historic centre, hasTransport, historic tram line 28E]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: historic tram line 28E Context triple: [Lisbon historic centre, hasTransport, historic tram line 28E]
-
A.
Tram 28 route
The Tram 28 route is a historic Lisbon tram line famed for its vintage yellow trams and scenic journey through the city’s oldest neighborhoods, including Alfama.
-
B.
Tram 28
chosen
Tram 28 is a historic yellow Lisbon tram route famous for its scenic ride through the city’s steep, narrow streets and major old-town landmarks.
-
C.
Tram 18
Tram 18 is a tram line in Geneva’s public transport system that connects key districts within the city and its surrounding areas.
-
D.
Duewag tram
A Duewag tram is a type of electric light rail or streetcar vehicle designed and built by the German manufacturer Duewag, widely used in European urban transit systems.
-
E.
Unstrut Railway
The Unstrut Railway is a regional rail line in central Germany that runs through the Unstrut valley, connecting towns such as Nebra and serving both passenger and freight traffic.
- 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_69d8dd06a26481908039e2a1bae8c597 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e3c921d4819092e2ae237bf85978 |
completed | April 20, 2026, 8:28 a.m. |
Created at: April 10, 2026, 12:05 p.m.