Triple
T12600352
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wuppertal Suspension Railway |
E300839
|
entity |
| Predicate | hasRollingStock |
P1305
|
FINISHED |
| Object |
GTW 72 trains
GTW 72 trains are a class of articulated electric railcars specifically built to operate on Wuppertal’s unique suspended monorail system in Germany.
|
E991911
|
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: GTW 72 trains | Statement: [Wuppertal Suspension Railway, hasRollingStock, GTW 72 trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: GTW 72 trains Context triple: [Wuppertal Suspension Railway, hasRollingStock, GTW 72 trains]
-
A.
NM-79 trains
NM-79 trains are a series of rubber-tyred metro vehicles used on the Mexico City Metro, known for their lightweight aluminum construction and operation on elevated and surface lines.
-
B.
MF 67 trains
MF 67 trains are a long-serving class of steel-wheeled electric multiple units used extensively across the Paris Métro network.
-
C.
Mark VII trains
Mark VII trains are the modern generation of streamlined, retro-futuristic monorail vehicles that serve as the primary passenger trains on the Disneyland Monorail System.
-
D.
MP-68 trains
MP-68 trains are a class of rubber-tyred metro rolling stock that have operated on Mexico City’s Metro system since the late 1960s.
-
E.
MARC Train
MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
- 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: GTW 72 trains Triple: [Wuppertal Suspension Railway, hasRollingStock, GTW 72 trains]
Generated description
GTW 72 trains are a class of articulated electric railcars specifically built to operate on Wuppertal’s unique suspended monorail system in Germany.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: GTW 72 trains Target entity description: GTW 72 trains are a class of articulated electric railcars specifically built to operate on Wuppertal’s unique suspended monorail system in Germany.
-
A.
NM-79 trains
NM-79 trains are a series of rubber-tyred metro vehicles used on the Mexico City Metro, known for their lightweight aluminum construction and operation on elevated and surface lines.
-
B.
MF 67 trains
MF 67 trains are a long-serving class of steel-wheeled electric multiple units used extensively across the Paris Métro network.
-
C.
Mark VII trains
Mark VII trains are the modern generation of streamlined, retro-futuristic monorail vehicles that serve as the primary passenger trains on the Disneyland Monorail System.
-
D.
MP-68 trains
MP-68 trains are a class of rubber-tyred metro rolling stock that have operated on Mexico City’s Metro system since the late 1960s.
-
E.
MARC Train
MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
- 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_69d7bdea2ca881908f379526c13b1145 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d954d1f6ac8190ab21ca7bcbc80129 |
completed | April 10, 2026, 7:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f65ec92c6c8190bd2d193e70940407 |
completed | May 2, 2026, 8:30 p.m. |
| NEDg | Description generation | batch_69f65faf33e0819092df07a5fa98cb73 |
completed | May 2, 2026, 8:33 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f66036f520819098af75cd5578d573 |
completed | May 2, 2026, 8:36 p.m. |
Created at: April 9, 2026, 5:09 p.m.