Triple
T1239398
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lausanne |
E26623
|
entity |
| Predicate | transportSystem |
P941
|
FINISHED |
| Object |
Lausanne Métro
Lausanne Métro is the urban rapid transit system serving the city of Lausanne, Switzerland, notable for being one of the few fully automated metro networks in the country.
|
E150556
|
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: Lausanne Métro | Statement: [Lausanne, transportSystem, Lausanne Métro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lausanne Métro Context triple: [Lausanne, transportSystem, Lausanne Métro]
-
A.
Geneva tram network
The Geneva tram network is an urban light rail system serving the city of Geneva and its suburbs, forming a key component of the region’s public transportation infrastructure.
-
B.
Léman Express
Léman Express is a cross-border regional rail network linking Geneva with surrounding areas in Switzerland and France as part of the Léman metropolitan transport system.
-
C.
Geneva–Aéroport railway line
The Geneva–Aéroport railway line is a short Swiss rail link connecting central Geneva’s main station to Geneva International Airport, providing frequent regional and long-distance train services for air travelers and commuters.
-
D.
Geneva trolleybus network
The Geneva trolleybus network is an electric public transport system in Geneva, Switzerland, forming a key part of the city’s urban transit alongside buses and trams.
-
E.
Geneva–La Plaine railway line
The Geneva–La Plaine railway line is a regional rail route in the canton of Geneva, Switzerland, connecting central Geneva with its western suburbs and the French border.
- 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: Lausanne Métro Triple: [Lausanne, transportSystem, Lausanne Métro]
Generated description
Lausanne Métro is the urban rapid transit system serving the city of Lausanne, Switzerland, notable for being one of the few fully automated metro networks in the country.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lausanne Métro Target entity description: Lausanne Métro is the urban rapid transit system serving the city of Lausanne, Switzerland, notable for being one of the few fully automated metro networks in the country.
-
A.
Geneva tram network
The Geneva tram network is an urban light rail system serving the city of Geneva and its suburbs, forming a key component of the region’s public transportation infrastructure.
-
B.
Léman Express
Léman Express is a cross-border regional rail network linking Geneva with surrounding areas in Switzerland and France as part of the Léman metropolitan transport system.
-
C.
Geneva–Aéroport railway line
The Geneva–Aéroport railway line is a short Swiss rail link connecting central Geneva’s main station to Geneva International Airport, providing frequent regional and long-distance train services for air travelers and commuters.
-
D.
Geneva trolleybus network
The Geneva trolleybus network is an electric public transport system in Geneva, Switzerland, forming a key part of the city’s urban transit alongside buses and trams.
-
E.
Geneva–La Plaine railway line
The Geneva–La Plaine railway line is a regional rail route in the canton of Geneva, Switzerland, connecting central Geneva with its western suburbs and the French border.
- 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_69a4948689d08190b3a4a3f388c02148 |
completed | March 1, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69a4bf41c5d08190b07adbdb24d35a76 |
completed | March 1, 2026, 10:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acbadec0808190a3b43e757e1ddeae |
completed | March 7, 2026, 11:55 p.m. |
| NEDg | Description generation | batch_69acbb5ee684819083f5309dc9771c3a |
completed | March 7, 2026, 11:57 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69acbbfee7e88190b216beef1c862f64 |
completed | March 7, 2026, 11:59 p.m. |
Created at: March 1, 2026, 7:47 p.m.