Triple
T16910960
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | IND lines |
E410191
|
entity |
| Predicate | planningName |
P53188
|
FINISHED |
| Object | Independent City-Owned Rapid Transit Railroad |
E35964
|
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: Independent City-Owned Rapid Transit Railroad | Statement: [IND lines, planningName, Independent City-Owned Rapid Transit Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Independent City-Owned Rapid Transit Railroad Context triple: [IND lines, planningName, Independent City-Owned Rapid Transit Railroad]
-
A.
Dual System of Rapid Transit
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.
United Streetcar
United Streetcar was an American company that manufactured modern streetcars for urban transit systems in the United States.
-
C.
Bi-State Development Agency (Metro) transit system
The Bi-State Development Agency (Metro) transit system is the public transportation network for the St. Louis region, operating MetroLink light rail, MetroBus services, and paratransit across Missouri and Illinois communities.
-
D.
FGC urban rail system
The FGC urban rail system is a commuter and metro-style rail network in and around Barcelona operated by Ferrocarrils de la Generalitat de Catalunya, providing high-frequency urban and suburban passenger services.
-
E.
Independent Subway System (IND)
chosen
The Independent Subway System (IND) was New York City's municipally built and operated subway network, created in the early 20th century to compete with and eventually replace the privately run IRT and BMT lines.
- 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_69d886c7b1e481908c3766dfa8c13458 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3ca3ca0c481909ff361ccf4a922e3 |
completed | April 18, 2026, 6:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00c7bb4ac481909318d3d61a2d10e1 |
completed | May 10, 2026, 6 p.m. |
Created at: April 10, 2026, 5:30 a.m.