Triple
T7518182
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Marne-la-Vallée–Chessy station |
E177697
|
entity |
| Predicate | hasService |
P182
|
FINISHED |
| Object |
RER A terminus
RER A terminus is the endpoint station of Paris’s RER A commuter rail line, where trains start or finish their routes.
|
E673900
|
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: RER A terminus | Statement: [Marne-la-Vallée–Chessy station, hasService, RER A terminus]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: RER A terminus Context triple: [Marne-la-Vallée–Chessy station, hasService, RER A terminus]
-
A.
RER A Nation station
RER A Nation station is a major Parisian commuter rail hub on the RER A line, located at Place de la Nation and providing extensive connections with the Paris Métro and regional rail network.
-
B.
Bourg-la-Reine RER station
Bourg-la-Reine RER station is a suburban railway station in the Paris metropolitan area that serves as a key stop on the RER B line.
-
C.
Palaiseau RER station
Palaiseau RER station is a commuter rail station in the Paris metropolitan area serving the town of Palaiseau on the RER B line.
-
D.
RER A
RER A is one of the main lines of the Paris regional express network, carrying large volumes of commuters and travelers between central Paris and its suburbs.
-
E.
Rueil-Malmaison RER station
Rueil-Malmaison RER station is a suburban railway station in the western Paris metropolitan area that serves the commune of Rueil-Malmaison on the RER A line.
- 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: RER A terminus Triple: [Marne-la-Vallée–Chessy station, hasService, RER A terminus]
Generated description
RER A terminus is the endpoint station of Paris’s RER A commuter rail line, where trains start or finish their routes.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: RER A terminus Target entity description: RER A terminus is the endpoint station of Paris’s RER A commuter rail line, where trains start or finish their routes.
-
A.
RER A Nation station
RER A Nation station is a major Parisian commuter rail hub on the RER A line, located at Place de la Nation and providing extensive connections with the Paris Métro and regional rail network.
-
B.
Bourg-la-Reine RER station
Bourg-la-Reine RER station is a suburban railway station in the Paris metropolitan area that serves as a key stop on the RER B line.
-
C.
Palaiseau RER station
Palaiseau RER station is a commuter rail station in the Paris metropolitan area serving the town of Palaiseau on the RER B line.
-
D.
RER A
RER A is one of the main lines of the Paris regional express network, carrying large volumes of commuters and travelers between central Paris and its suburbs.
-
E.
Rueil-Malmaison RER station
Rueil-Malmaison RER station is a suburban railway station in the western Paris metropolitan area that serves the commune of Rueil-Malmaison on the RER A line.
- 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_69c69f2891148190a484f3b8222c6f1b |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f5f850c081909e697219071293fc |
completed | March 27, 2026, 9:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c856b10cbc8190a36be8351feaf832 |
completed | March 28, 2026, 10:31 p.m. |
| NEDg | Description generation | batch_69c858e260d0819084df667d5aec53f7 |
completed | March 28, 2026, 10:40 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c859790e8881908a78449f40d528d8 |
completed | March 28, 2026, 10:43 p.m. |
Created at: March 27, 2026, 3:46 p.m.