Triple
T6013818
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BMT Canarsie Line |
E133897
|
entity |
| Predicate | hasRollingStock |
P1305
|
FINISHED |
| Object |
R143
The R143 is a class of New York City Subway automated-compatible stainless-steel subway cars built by Kawasaki for use primarily on the L train.
|
E562654
|
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 | Statement: [BMT Canarsie Line, hasRollingStock, R143]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: R143 Context triple: [BMT Canarsie Line, hasRollingStock, R143]
-
A.
R-4
The R-4 is a World War II–era Sikorsky helicopter recognized as the first mass-produced helicopter and the first to be used operationally by the U.S. military.
-
B.
R103
R103 is a regional road in South Africa that serves as an alternative route to the N3, connecting towns such as Ladysmith along the KwaZulu-Natal corridor.
-
C.
R-46
R-46 is a class of New York City Subway rolling stock built in the 1970s for the IND/BMT divisions and known for its stainless-steel body and long service life.
-
D.
R 104
R 104 is the hull identification number assigned to the NOAA research vessel Ronald H. Brown, a major U.S. oceanographic and atmospheric research ship.
-
E.
R-17
R-17 is the Soviet-designed short-range ballistic missile better known in the West by its NATO reporting name "Scud-B."
- 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 Triple: [BMT Canarsie Line, hasRollingStock, R143]
Generated description
The R143 is a class of New York City Subway automated-compatible stainless-steel subway cars built by Kawasaki for use primarily on the L train.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: R143 Target entity description: The R143 is a class of New York City Subway automated-compatible stainless-steel subway cars built by Kawasaki for use primarily on the L train.
-
A.
R-4
The R-4 is a World War II–era Sikorsky helicopter recognized as the first mass-produced helicopter and the first to be used operationally by the U.S. military.
-
B.
R103
R103 is a regional road in South Africa that serves as an alternative route to the N3, connecting towns such as Ladysmith along the KwaZulu-Natal corridor.
-
C.
R-46
R-46 is a class of New York City Subway rolling stock built in the 1970s for the IND/BMT divisions and known for its stainless-steel body and long service life.
-
D.
R 104
R 104 is the hull identification number assigned to the NOAA research vessel Ronald H. Brown, a major U.S. oceanographic and atmospheric research ship.
-
E.
R-17
R-17 is the Soviet-designed short-range ballistic missile better known in the West by its NATO reporting name "Scud-B."
- 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_69c0087361a48190905c6b55969852b8 |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c04f544fd88190b6777c4db04e274f |
completed | March 22, 2026, 8:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c108a7afe88190adeb690f40b2e1e9 |
completed | March 23, 2026, 9:32 a.m. |
| NEDg | Description generation | batch_69c10b5816548190b73f19e12cdf8e03 |
completed | March 23, 2026, 9:43 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c10c39fb848190a557278d3cd23560 |
completed | March 23, 2026, 9:47 a.m. |
Created at: March 22, 2026, 4:06 p.m.