Triple
T21923346
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dual Subway Contracts |
E541376
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object | Dual System of Rapid Transit |
—
|
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: Dual System of Rapid Transit | Statement: [Dual Subway Contracts, alsoKnownAs, Dual System of Rapid Transit]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dual System of Rapid Transit Context triple: [Dual Subway Contracts, alsoKnownAs, Dual System of Rapid Transit]
-
A.
Dual System of Rapid Transit
chosen
The Dual System of Rapid Transit was an early 20th-century expansion and unification plan for New York City's subway network, implemented through joint contracts between the city and private transit companies.
-
B.
Dual System era of New York City rapid transit
The Dual System era of New York City rapid transit was a major early-20th-century expansion period during which the city’s subway network rapidly grew through jointly built and operated lines by both public authorities and private companies.
-
C.
Plane Train automated people mover system
The Plane Train automated people mover system is an underground train network at Hartsfield–Jackson Atlanta International Airport that transports passengers quickly between its concourses and terminals.
-
D.
Port Liner automated guideway transit system
The Port Liner automated guideway transit system is a driverless urban transit line in Kobe, Japan, known for being one of the world’s first fully automated rail systems and for linking central Kobe with Port Island and Kobe Airport.
-
E.
Advanced Rapid Transit
Advanced Rapid Transit is a fully automated, driverless urban rail transit technology developed by Bombardier (now Alstom) and used in several metro and light metro systems worldwide.
- 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_69e0c47d74488190a15119108794a307 |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f1233d096c8190af0d7cd21879c91b |
completed | April 28, 2026, 9:14 p.m. |
Created at: April 16, 2026, 7:45 p.m.