Triple
T13233367
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | PCC streetcar |
E315076
|
entity |
| Predicate | manufacturedBy |
P4022
|
FINISHED |
| Object | St. Louis Car Company |
E315080
|
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: St. Louis Car Company | Statement: [PCC streetcar, manufacturedBy, St. Louis Car Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: St. Louis Car Company Context triple: [PCC streetcar, manufacturedBy, St. Louis Car Company]
-
A.
St. Louis Car Company
chosen
St. Louis Car Company was a prominent American rolling stock manufacturer known for producing streetcars, interurban cars, and railroad equipment throughout the late 19th and 20th centuries.
-
B.
Hudson Motor Car Company
Hudson Motor Car Company was an early 20th-century American automobile manufacturer best known for its innovative car designs and as one of the key predecessors to American Motors Corporation.
-
C.
Studebaker Corporation
Studebaker Corporation was a historic American automobile manufacturer, originally a wagon maker, best known for its innovative car designs produced through the mid-20th century.
-
D.
Studebaker-Worthington
Studebaker-Worthington was an American diversified manufacturing conglomerate formed in the 1960s through mergers involving the historic Studebaker automobile company and other industrial firms.
-
E.
REO Motor Car Company
REO Motor Car Company was an early 20th-century American automobile and truck manufacturer known for vehicles like the REO Speed Wagon and for helping establish the U.S. automotive industry.
- 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_69d806affc688190a25b6ccc588e9c72 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98d34ff288190bdb550a019b7a470 |
completed | April 10, 2026, 11:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6ff2dca2c81909cab1aa868ad575d |
completed | May 3, 2026, 7:54 a.m. |
Created at: April 9, 2026, 9:22 p.m.