Triple
T6708026
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London–Fort William |
E153056
|
entity |
| Predicate | includesFacility |
P12416
|
FINISHED |
| Object |
lounge car
A lounge car is a comfortable passenger train carriage designed for relaxation and socializing, typically featuring spacious seating and large windows for scenic viewing.
|
E613733
|
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: lounge car | Statement: [London–Fort William, includesFacility, lounge car]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: lounge car Context triple: [London–Fort William, includesFacility, lounge car]
-
A.
Wagons-Lits restaurant cars
Wagons-Lits restaurant cars were luxurious dining coaches operated by the Compagnie Internationale des Wagons-Lits, renowned for providing fine cuisine and elegant service on famous European express trains.
-
B.
The Third-Class Carriage
The Third-Class Carriage is a famous 19th-century painting by Honoré Daumier that poignantly depicts the hardships and dignity of working-class railway passengers.
-
C.
Pullman sleeping car
The Pullman sleeping car was a luxurious railroad passenger car introduced in the 19th century that provided comfortable overnight accommodations and helped transform long-distance train travel.
-
D.
Aventra
Aventra is a family of modern electric multiple-unit trains designed and built by Bombardier Transportation (now Alstom) for use on the UK rail network.
-
E.
CAF Mark 5 sleeping coaches
CAF Mark 5 sleeping coaches are modern, purpose-built overnight train carriages designed by Construcciones y Auxiliar de Ferrocarriles (CAF) to provide upgraded sleeper accommodation and amenities on long-distance services in the UK.
- 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: lounge car Triple: [London–Fort William, includesFacility, lounge car]
Generated description
A lounge car is a comfortable passenger train carriage designed for relaxation and socializing, typically featuring spacious seating and large windows for scenic viewing.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: lounge car Target entity description: A lounge car is a comfortable passenger train carriage designed for relaxation and socializing, typically featuring spacious seating and large windows for scenic viewing.
-
A.
Wagons-Lits restaurant cars
Wagons-Lits restaurant cars were luxurious dining coaches operated by the Compagnie Internationale des Wagons-Lits, renowned for providing fine cuisine and elegant service on famous European express trains.
-
B.
The Third-Class Carriage
The Third-Class Carriage is a famous 19th-century painting by Honoré Daumier that poignantly depicts the hardships and dignity of working-class railway passengers.
-
C.
Pullman sleeping car
The Pullman sleeping car was a luxurious railroad passenger car introduced in the 19th century that provided comfortable overnight accommodations and helped transform long-distance train travel.
-
D.
Aventra
Aventra is a family of modern electric multiple-unit trains designed and built by Bombardier Transportation (now Alstom) for use on the UK rail network.
-
E.
CAF Mark 5 sleeping coaches
CAF Mark 5 sleeping coaches are modern, purpose-built overnight train carriages designed by Construcciones y Auxiliar de Ferrocarriles (CAF) to provide upgraded sleeper accommodation and amenities on long-distance services in the UK.
- 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_69c68808d8d8819087369015270788fe |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d1049b7c8190a970a165d15b440b |
completed | March 27, 2026, 6:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7008e6b308190a3d5db2bf4a469c4 |
completed | March 27, 2026, 10:11 p.m. |
| NEDg | Description generation | batch_69c701be78cc8190a0848ea60908d129 |
completed | March 27, 2026, 10:16 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c7021b27288190866aef500198479d |
completed | March 27, 2026, 10:18 p.m. |
Created at: March 27, 2026, 2:06 p.m.