Triple
T8254011
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Milan series 1500 Peter Witt trams |
E193025
|
entity |
| Predicate | inspiredBy |
P9
|
FINISHED |
| Object | Peter Witt streetcars of Cleveland |
E38240
|
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: Peter Witt streetcars of Cleveland | Statement: [Milan series 1500 Peter Witt trams, inspiredBy, Peter Witt streetcars of Cleveland]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Peter Witt streetcars of Cleveland Context triple: [Milan series 1500 Peter Witt trams, inspiredBy, Peter Witt streetcars of Cleveland]
-
A.
Peter Witt streetcar
chosen
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.
-
B.
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.
-
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.
ALRV streetcar
The ALRV streetcar was a longer, articulated light rail vehicle used by the Toronto Transit Commission before being phased out in favor of newer models.
-
E.
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.
- 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_69ca82dfad9c8190b8cd18fb89f50f40 |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cb78f8eccc8190b43204bf2f8defc1 |
completed | March 31, 2026, 7:34 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cd354a412c8190963605d177d94a17 |
completed | April 1, 2026, 3:10 p.m. |
Created at: March 30, 2026, 5:48 p.m.