Triple
T13457052
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | IND/BMT large-profile cars |
E311261
|
entity |
| Predicate | hasCarTypeFamily |
P57272
|
FINISHED |
| Object |
R179 series
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.
|
E1045353
|
NE FINISHED |
How this triple was built (4 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: [IND/BMT large-profile cars, hasCarTypeFamily, R179 series]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: R179 series Context triple: [IND/BMT large-profile cars, hasCarTypeFamily, R179 series]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
JR West 271 series
The JR West 271 series is a Japanese limited express electric multiple unit train operated by West Japan Railway Company, primarily used for airport and intercity services.
-
E.
E131 series
The E131 series is a modern Japanese electric multiple unit train type operated by JR East for suburban and regional passenger services.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: R179 series Triple: [IND/BMT large-profile cars, hasCarTypeFamily, R179 series]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: R179 series Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
JR West 271 series
The JR West 271 series is a Japanese limited express electric multiple unit train operated by West Japan Railway Company, primarily used for airport and intercity services.
-
E.
E131 series
The E131 series is a modern Japanese electric multiple unit train type operated by JR East for suburban and regional passenger services.
- F. None of above. chosen
Provenance (5 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_69d806a938b8819097ec43a2229fc7f9 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69dbaf0a75008190a508060c85f73604 |
completed | April 12, 2026, 2:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7547d4f20819096765e125396e471 |
completed | May 3, 2026, 1:58 p.m. |
| NEDg | Description generation | batch_69f75702e8c481909f668b41c8606514 |
completed | May 3, 2026, 2:09 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f75779113c81909e1d06d79fc3d8a9 |
completed | May 3, 2026, 2:11 p.m. |
Created at: April 9, 2026, 9:41 p.m.