Triple
T8018573
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Q line |
E186681
|
entity |
| Predicate | rollingStock |
P1305
|
FINISHED |
| Object | R46 subway car |
E79343
|
NE FINISHED |
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: R46 subway car | Statement: [Q line, rollingStock, R46 subway car]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: R46 subway car Context triple: [Q line, rollingStock, R46 subway car]
-
A.
R46 subway cars
chosen
The R46 subway cars are a class of New York City Subway rolling stock built in the 1970s, known for their stainless-steel bodies and long service on various IND/BMT lines.
-
B.
R68 subway car
The R68 subway car is a stainless-steel New York City Subway rolling stock class built in the 1980s, primarily used on B Division lines such as the B train.
-
C.
R211 subway cars
The R211 subway cars are a modern generation of New York City Subway rolling stock featuring updated technology, improved accessibility, and enhanced passenger amenities.
-
D.
R44 subway cars (historical)
The R44 subway cars (historical) were a class of New York City Transit rapid transit cars, some of which were adapted for use on the Staten Island Railway before their retirement.
-
E.
R143 subway cars
The R143 subway cars are a class of New York City Subway rolling stock built in the early 2000s, primarily used on the BMT Canarsie Line and known for introducing modern features like electronic signage and automated announcements.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69ca82ac7fc081909b1398cf025423af |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb3df626e8819098a9f8908dfdad3b |
completed | March 31, 2026, 3:22 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cc56c213ec8190b3bd96c42d1357e4 |
completed | March 31, 2026, 11:20 p.m. |
Created at: March 30, 2026, 5:20 p.m.