Triple
T22041614
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | St. Charles Avenue streetcar line |
E544648
|
entity |
| Predicate | usesRollingStockType |
P1305
|
FINISHED |
| Object | Perley Thomas streetcars |
—
|
NE NERFINISHED |
How this triple was built (3 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: Perley Thomas streetcars | Statement: [St. Charles Avenue streetcar line, usesRollingStockType, Perley Thomas streetcars]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Perley Thomas streetcars Context triple: [St. Charles Avenue streetcar line, usesRollingStockType, Perley Thomas streetcars]
-
A.
Brill streetcar
The Brill streetcar is a historic electric tramcar model built by the J.G. Brill Company, known for its early 20th-century use in urban street railway systems and preservation in heritage streetcar fleets.
-
B.
Peter Witt streetcar
The Peter Witt streetcar is a historic early 20th-century tram design, originally developed in Cleveland and widely adopted in North American and European cities for its efficient boarding layout and distinctive classic appearance.
-
C.
PCC streetcar
The PCC streetcar is a standardized, streamlined electric tram design introduced in the 1930s that became one of the most widely used and influential streetcar types in North America and beyond.
-
D.
Hiroden streetcar
The Hiroden streetcar is Hiroshima’s historic tram network, known for its extensive streetcar lines that connect key areas of the city and survived the atomic bombing to become a symbol of Hiroshima’s recovery.
-
E.
Birney replica streetcars
Birney replica streetcars are modern-built streetcars designed to resemble early 20th-century Birney safety cars, used primarily for heritage and tourist-oriented tram services.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Perley Thomas streetcars Target entity description: Perley Thomas streetcars are historic, wooden-bodied electric streetcars built in the early 20th century by the Perley A. Thomas Car Works, best known for their long-standing service in New Orleans.
-
A.
Brill streetcar
The Brill streetcar is a historic electric tramcar model built by the J.G. Brill Company, known for its early 20th-century use in urban street railway systems and preservation in heritage streetcar fleets.
-
B.
Peter Witt streetcar
The Peter Witt streetcar is a historic early 20th-century tram design, originally developed in Cleveland and widely adopted in North American and European cities for its efficient boarding layout and distinctive classic appearance.
-
C.
PCC streetcar
The PCC streetcar is a standardized, streamlined electric tram design introduced in the 1930s that became one of the most widely used and influential streetcar types in North America and beyond.
-
D.
Hiroden streetcar
The Hiroden streetcar is Hiroshima’s historic tram network, known for its extensive streetcar lines that connect key areas of the city and survived the atomic bombing to become a symbol of Hiroshima’s recovery.
-
E.
Birney replica streetcars
Birney replica streetcars are modern-built streetcars designed to resemble early 20th-century Birney safety cars, used primarily for heritage and tourist-oriented tram services.
- F. None of above. chosen
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_69e11e32445c8190ab97089b48a130bb |
completed | April 16, 2026, 5:36 p.m. |
| NER | Named-entity recognition | batch_69f12829c1c081909edc7544242c9c7a |
completed | April 28, 2026, 9:35 p.m. |
Created at: April 16, 2026, 8:25 p.m.