Triple
T20215578
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Southern |
E493611
|
entity |
| Predicate | usesRollingStockType |
P1305
|
FINISHED |
| Object | Class 171 Turbostar |
—
|
NE NERFINISHED |
How this triple was built (2 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: Class 171 Turbostar | Statement: [Southern, usesRollingStockType, Class 171 Turbostar]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Class 171 Turbostar Context triple: [Southern, usesRollingStockType, Class 171 Turbostar]
-
A.
Class 170 Turbostar
chosen
The Class 170 Turbostar is a British diesel multiple-unit train widely used for regional and intercity services across the UK rail network.
-
B.
Class 221 Super Voyager
The Class 221 Super Voyager is a high-speed tilting diesel-electric multiple unit train used on long-distance intercity services in the UK rail network.
-
C.
Lambda-class T-4a shuttle
The Lambda-class T-4a shuttle is a tri-winged Imperial transport craft from Star Wars, commonly used for ferrying high-ranking officers and troops between starships and planetary surfaces.
-
D.
D'deridex-class warbird
The D'deridex-class warbird is a massive, heavily armed and cloaked Romulan capital starship prominently featured in Star Trek: The Next Generation as the mainstay of the Romulan Star Empire's fleet.
-
E.
C-12C Huron
The C-12C Huron is a military transport and liaison aircraft, derived from the Beechcraft Super King Air, used by various armed forces for personnel and light cargo transport.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69da6269614c8190bb40475d9d477358 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66ed8cc8c8190889ecadc702010d8 |
completed | April 20, 2026, 6:22 p.m. |
Created at: April 11, 2026, 11:38 p.m.