Triple
T3518259
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alstom Citadis |
E74358
|
entity |
| Predicate | notableOperator |
P179
|
FINISHED |
| Object |
Dublin Luas
Dublin Luas is a modern light rail tram system serving Dublin, Ireland, providing key urban and suburban public transport across the city.
|
E365856
|
NE FINISHED |
How this triple was built (4 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: Dublin Luas | Statement: [Alstom Citadis, notableOperator, Dublin Luas]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dublin Luas Context triple: [Alstom Citadis, notableOperator, Dublin Luas]
-
A.
U2 metro line
The U2 metro line is one of Vienna’s rapid transit lines, running from the city’s outskirts through central districts and serving major venues and recreational areas.
-
B.
Bankstown Line
The Bankstown Line is a suburban passenger rail line in Sydney, Australia, serving the city's inner-west and south-western suburbs.
-
C.
O-Train
The O-Train is Ottawa’s urban rail transit system, providing light rail service across key corridors of Canada’s capital city.
-
D.
Santa Teresa Tram
The Santa Teresa Tram is a historic yellow streetcar line in Rio de Janeiro that carries passengers through the hilly, bohemian Santa Teresa neighborhood and across the iconic Arcos da Lapa aqueduct.
-
E.
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.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Dublin Luas Triple: [Alstom Citadis, notableOperator, Dublin Luas]
Generated description
Dublin Luas is a modern light rail tram system serving Dublin, Ireland, providing key urban and suburban public transport across the city.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Dublin Luas Target entity description: Dublin Luas is a modern light rail tram system serving Dublin, Ireland, providing key urban and suburban public transport across the city.
-
A.
U2 metro line
The U2 metro line is one of Vienna’s rapid transit lines, running from the city’s outskirts through central districts and serving major venues and recreational areas.
-
B.
Bankstown Line
The Bankstown Line is a suburban passenger rail line in Sydney, Australia, serving the city's inner-west and south-western suburbs.
-
C.
O-Train
The O-Train is Ottawa’s urban rail transit system, providing light rail service across key corridors of Canada’s capital city.
-
D.
Santa Teresa Tram
The Santa Teresa Tram is a historic yellow streetcar line in Rio de Janeiro that carries passengers through the hilly, bohemian Santa Teresa neighborhood and across the iconic Arcos da Lapa aqueduct.
-
E.
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.
- F. None of above. chosen
Provenance (5 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_69ad85cfb5c881909c9a2edd9d6043cc |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adbc32f90081908960acb3e94402be |
completed | March 8, 2026, 6:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b37e80cd588190ae012f151ef59c52 |
completed | March 13, 2026, 3:03 a.m. |
| NEDg | Description generation | batch_69b37ef902208190842ddbe6427ca42b |
completed | March 13, 2026, 3:05 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b382b43b708190be7ae3d44b0a393a |
completed | March 13, 2026, 3:21 a.m. |
Created at: March 8, 2026, 3:19 p.m.