Triple
T20530841
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Southern Pacific GS-4 |
E504061
|
entity |
| Predicate | fleetNumbers |
P44071
|
FINISHED |
| Object | SP 4456 |
—
|
NE NERFINISHED |
How this triple was built (3 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: SP 4456 | Statement: [Southern Pacific GS-4, fleetNumbers, SP 4456]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SP 4456 Context triple: [Southern Pacific GS-4, fleetNumbers, SP 4456]
-
A.
SP 4454
SP 4454 is a Southern Pacific GS-4 class streamlined steam locomotive that operated in high-speed passenger service in the mid-20th century.
-
B.
SP 4455
SP 4455 is a specific Southern Pacific GS-4 class streamlined steam locomotive that once hauled passenger trains for the Southern Pacific Railroad.
-
C.
SP 4446
SP 4446 is a Southern Pacific GS-4 class streamlined steam locomotive that served in high-speed passenger service in the mid-20th century American West.
-
D.
SP 4452
SP 4452 is a Southern Pacific GS-4 class streamlined steam locomotive that operated in high-speed passenger service in the mid-20th century American West.
-
E.
SP 4453
SP 4453 is a preserved Southern Pacific GS-4 class streamlined steam locomotive, notable for its service on premier passenger trains in the mid-20th century.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: SP 4456 Target entity description: SP 4456 is a preserved Southern Pacific GS-4 class streamlined steam locomotive that once hauled high-speed passenger trains in the western United States.
-
A.
SP 4454
SP 4454 is a Southern Pacific GS-4 class streamlined steam locomotive that operated in high-speed passenger service in the mid-20th century.
-
B.
SP 4455
SP 4455 is a specific Southern Pacific GS-4 class streamlined steam locomotive that once hauled passenger trains for the Southern Pacific Railroad.
-
C.
SP 4446
SP 4446 is a Southern Pacific GS-4 class streamlined steam locomotive that served in high-speed passenger service in the mid-20th century American West.
-
D.
SP 4452
SP 4452 is a Southern Pacific GS-4 class streamlined steam locomotive that operated in high-speed passenger service in the mid-20th century American West.
-
E.
SP 4453
SP 4453 is a preserved Southern Pacific GS-4 class streamlined steam locomotive, notable for its service on premier passenger trains in the mid-20th century.
- F. None of above. chosen
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_69e0b4b3a6e08190ae663701f50fab8e |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6a06b923c81908ba24be6645a7c61 |
completed | April 20, 2026, 9:53 p.m. |
Created at: April 16, 2026, 11:37 a.m.