Triple
T4117740
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tram line 10 (VBZ) |
E90334
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
VBZ tram system
The VBZ tram system is the extensive urban tram network operated by Verkehrsbetriebe Zürich that serves the city of Zurich and its surrounding areas.
|
E415449
|
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: VBZ tram system | Statement: [Tram line 10 (VBZ), partOf, VBZ tram system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: VBZ tram system Context triple: [Tram line 10 (VBZ), partOf, VBZ tram system]
-
A.
SL tramways
SL tramways is the public tram network serving Stockholm, Sweden, operated under the SL (Storstockholms Lokaltrafik) regional transit system.
-
B.
SL95 tram
The SL95 tram is a high-floor, bi-directional tram model used in Oslo, Norway, known for its large capacity and operation on the city’s light rail and tram network.
-
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.
Alstom Citadis tram
The Alstom Citadis tram is a family of modern low-floor light rail vehicles widely used in urban tram networks around the world.
-
E.
T-68 tram
The T-68 tram was a type of light rail vehicle used on Greater Manchester’s Metrolink system in the UK before being replaced by newer models.
- 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: VBZ tram system Triple: [Tram line 10 (VBZ), partOf, VBZ tram system]
Generated description
The VBZ tram system is the extensive urban tram network operated by Verkehrsbetriebe Zürich that serves the city of Zurich and its surrounding areas.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: VBZ tram system Target entity description: The VBZ tram system is the extensive urban tram network operated by Verkehrsbetriebe Zürich that serves the city of Zurich and its surrounding areas.
-
A.
SL tramways
SL tramways is the public tram network serving Stockholm, Sweden, operated under the SL (Storstockholms Lokaltrafik) regional transit system.
-
B.
SL95 tram
The SL95 tram is a high-floor, bi-directional tram model used in Oslo, Norway, known for its large capacity and operation on the city’s light rail and tram network.
-
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.
Alstom Citadis tram
The Alstom Citadis tram is a family of modern low-floor light rail vehicles widely used in urban tram networks around the world.
-
E.
T-68 tram
The T-68 tram was a type of light rail vehicle used on Greater Manchester’s Metrolink system in the UK before being replaced by newer models.
- 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_69aed95c080881908125e30c5dcdc6f8 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69af01f48c1c8190aacde6cdf70d7775 |
completed | March 9, 2026, 5:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b576abe02081908a1b0322758089bd |
completed | March 14, 2026, 2:54 p.m. |
| NEDg | Description generation | batch_69b577180e2881908e3bf4bfce7c9edd |
completed | March 14, 2026, 2:56 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5778dcdc08190aee087f6d54992dc |
completed | March 14, 2026, 2:58 p.m. |
Created at: March 9, 2026, 3:41 p.m.