Triple
T23378964
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | R142A |
E593683
|
entity |
| Predicate | introducedAsReplacementFor |
P6280
|
FINISHED |
| Object | Redbird cars |
—
|
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: Redbird cars | Statement: [R142A, introducedAsReplacementFor, Redbird cars]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Redbird cars Context triple: [R142A, introducedAsReplacementFor, Redbird cars]
-
A.
Redbird subway cars
chosen
Redbird subway cars were a long-serving series of New York City Subway trains, famous for their red paint scheme and extensive use on the IRT lines from the 1960s through the early 2000s.
-
B.
Raccoon Ford
Raccoon Ford is a historic river crossing and small community in Virginia, known for its location along the Rapidan River and its role in American Civil War movements.
-
C.
Santa Fe Hi-Level car
The Santa Fe Hi-Level car was a pioneering double-deck passenger railcar introduced by the Atchison, Topeka and Santa Fe Railway in the 1950s, known for its elevated seating and improved comfort that influenced later bi-level designs.
-
D.
Vista-Dome cars
Vista-Dome cars were streamlined passenger railcars featuring elevated glass-domed sections that provided passengers with panoramic scenic views during train journeys.
-
E.
CAF cars
CAF cars are electric multiple-unit subway trains manufactured by the Spanish company Construcciones y Auxiliar de Ferrocarriles (CAF) and used for passenger service on urban metro systems.
- 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_69e25d268a50819095f2fd479da8ef3f |
completed | April 17, 2026, 4:17 p.m. |
| NER | Named-entity recognition | batch_69f1a3b5e4f0819081a5d4586796677b |
completed | April 29, 2026, 6:22 a.m. |
Created at: April 17, 2026, 5:33 p.m.