Triple
T18427068
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | B Division (New York City Subway) |
E450167
|
entity |
| Predicate | hasRollingStockSeries |
P1761
|
FINISHED |
| Object | R179 series |
—
|
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: R179 series | Statement: [B Division (New York City Subway), hasRollingStockSeries, R179 series]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: R179 series Context triple: [B Division (New York City Subway), hasRollingStockSeries, R179 series]
-
A.
R179 series
chosen
The R179 series is a class of modern New York City Subway rolling stock built for the B Division, featuring updated technology and design for use on various lettered lines.
-
B.
R143 series
The R143 series is a class of New York City Subway rolling stock built for the B Division, featuring modern automated train control capabilities and used primarily on the L line.
-
C.
R160 series
The R160 series is a class of modern New York City Subway rolling stock built for the B Division, featuring stainless-steel construction, advanced onboard electronics, and digital passenger information systems.
-
D.
R211 series
The R211 series is a modern generation of New York City Subway rolling stock designed for the IND/BMT lines, featuring updated technology, improved accessibility, and enhanced passenger amenities.
-
E.
E217 series
The E217 series is a Japanese electric multiple unit train type that operated primarily on JR East’s Yokosuka and Sobu Line services from the mid-1990s until its phased retirement.
- 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_69d8d381d6388190a9e94e9c658174e4 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e51b13ee88819091e7e007d17dcc73 |
completed | April 19, 2026, 6:12 p.m. |
Created at: April 10, 2026, 11:25 a.m.