Triple
T13457050
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | IND/BMT large-profile cars |
E311261
|
entity |
| Predicate | hasCarTypeFamily |
P57272
|
FINISHED |
| Object |
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.
|
E1041246
|
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: R143 series | Statement: [IND/BMT large-profile cars, hasCarTypeFamily, R143 series]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: R143 series Context triple: [IND/BMT large-profile cars, hasCarTypeFamily, R143 series]
-
A.
E131 series
The E131 series is a modern Japanese electric multiple unit train type operated by JR East for suburban and regional passenger services.
-
B.
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.
-
C.
446 series EMU
The 446 series EMU is a type of electric multiple unit train used for commuter and regional passenger services.
-
D.
683 series EMU
The 683 series EMU is a Japanese electric multiple unit train operated by JR West, best known for its use on high-speed limited express services in the Hokuriku region.
-
E.
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.
- 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: R143 series Triple: [IND/BMT large-profile cars, hasCarTypeFamily, R143 series]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: R143 series Target entity description: 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.
-
A.
E131 series
The E131 series is a modern Japanese electric multiple unit train type operated by JR East for suburban and regional passenger services.
-
B.
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.
-
C.
446 series EMU
The 446 series EMU is a type of electric multiple unit train used for commuter and regional passenger services.
-
D.
683 series EMU
The 683 series EMU is a Japanese electric multiple unit train operated by JR West, best known for its use on high-speed limited express services in the Hokuriku region.
-
E.
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.
- 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_69f739a001d08190ae5664c6670540e7 |
completed | May 3, 2026, 12:03 p.m. |
| NEDg | Description generation | batch_69f73b3074bc819081e30b082857c33e |
completed | May 3, 2026, 12:10 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f73ee5839881908ce75c57f1942b57 |
completed | May 3, 2026, 12:26 p.m. |
Created at: April 9, 2026, 9:41 p.m.