Triple
T525423
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | RER B line |
E10905
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object |
MI 79 trainsets
MI 79 trainsets are a class of dual-voltage electric multiple units designed for high-capacity suburban commuter service on the Paris RER network.
|
E65655
|
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: MI 79 trainsets | Statement: [RER B line, usesRollingStock, MI 79 trainsets]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MI 79 trainsets Context triple: [RER B line, usesRollingStock, MI 79 trainsets]
-
A.
M9 electric multiple unit
The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
-
B.
M7 electric multiple unit
The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
-
C.
Class 756 train
The Class 756 train is a modern tri-mode (electric, battery, and diesel) multiple unit designed for regional and commuter services in Wales as part of Transport for Wales Rail’s fleet modernization.
-
D.
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.
-
E.
Class 802 Nova 1 bi-mode train
The Class 802 Nova 1 is a modern bi-mode intercity train used by TransPennine Express, capable of operating on both electrified and non-electrified routes to provide faster, more flexible services across northern England and Scotland.
- 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: MI 79 trainsets Triple: [RER B line, usesRollingStock, MI 79 trainsets]
Generated description
MI 79 trainsets are a class of dual-voltage electric multiple units designed for high-capacity suburban commuter service on the Paris RER network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: MI 79 trainsets Target entity description: MI 79 trainsets are a class of dual-voltage electric multiple units designed for high-capacity suburban commuter service on the Paris RER network.
-
A.
M9 electric multiple unit
The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
-
B.
M7 electric multiple unit
The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
-
C.
Class 756 train
The Class 756 train is a modern tri-mode (electric, battery, and diesel) multiple unit designed for regional and commuter services in Wales as part of Transport for Wales Rail’s fleet modernization.
-
D.
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.
-
E.
Class 802 Nova 1 bi-mode train
The Class 802 Nova 1 is a modern bi-mode intercity train used by TransPennine Express, capable of operating on both electrified and non-electrified routes to provide faster, more flexible services across northern England and Scotland.
- 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_69a2e84b16c4819088d284c47c3a7968 |
completed | Feb. 28, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69a2f1b7f448819087e5e7f3b37d7142 |
completed | Feb. 28, 2026, 1:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4b23f97448190bd85a8c85d338039 |
completed | March 1, 2026, 9:40 p.m. |
| NEDg | Description generation | batch_69a4b2c975ec8190bc16f146f89c3f05 |
completed | March 1, 2026, 9:42 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4b343f8f88190bd011924dd485bef |
completed | March 1, 2026, 9:44 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.