Triple
T17574460
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Z (New York City Subway service) |
E428025
|
entity |
| Predicate | usesRollingStockSeries |
P5426
|
FINISHED |
| Object | R160 |
—
|
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: R160 | Statement: [Z (New York City Subway service), usesRollingStockSeries, R160]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: R160 Context triple: [Z (New York City Subway service), usesRollingStockSeries, R160]
-
A.
R160 (historically)
chosen
The R160 is a class of New York City Subway rolling stock built in the mid-2000s for the B Division, featuring modern electronic signage and communications-based train control compatibility.
-
B.
R16
R16 is a regional rail line in Catalonia, Spain, operated by Rodalies de Catalunya and connecting Barcelona with towns along the Mediterranean coast toward the Ebre region.
-
C.
R16
R16 is the internal station code used by the New York City Subway for the 86th Street station on the IRT Lexington Avenue Line.
-
D.
R16
R16 is the commonly used short designation for the Renault 16, a pioneering family hatchback car produced by the French manufacturer Renault from the mid-1960s.
-
E.
R1
R1 is a commuter rail line in the Rodalies de Catalunya network serving the Barcelona metropolitan area and nearby coastal regions.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: usesRollingStockSeries Context triple: [Z (New York City Subway service), usesRollingStockSeries, R160]
-
A.
usesRollingStock
chosen
Indicates that one entity employs or operates specific rolling stock (such as rail vehicles) in its activities or services.
-
B.
usesRollingStockBrand
Indicates that one entity employs or operates rolling stock manufactured under a specific brand.
-
C.
usesRollingStockCompatibleWith
Indicates that one entity operates using rolling stock that is technically and operationally compatible with the rolling stock standards or systems associated with another entity.
-
D.
ownedRollingStock
Indicates that one entity possesses or has ownership rights over specific rolling stock (such as trains, railcars, or locomotives).
-
E.
introducedRollingStock
Indicates that an entity caused new rolling stock (such as trains or rail vehicles) to be put into service or use.
- F. None of above.
Provenance (3 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_69d889e0385081908a04b66f4dd4bd0d |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e4593403648190836266dbdb6cfc9f |
completed | April 19, 2026, 4:25 a.m. |
| PD | Predicate disambiguation | batch_69e3b4fd7d048190b54ee4c6155612a5 |
completed | April 18, 2026, 4:44 p.m. |
Created at: April 10, 2026, 5:50 a.m.