Triple
T5736178
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Muni Metro N Judah line |
E126508
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object | Breda LRV |
E290391
|
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: Breda LRV | Statement: [Muni Metro N Judah line, usesRollingStock, Breda LRV]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Breda LRV Context triple: [Muni Metro N Judah line, usesRollingStock, Breda LRV]
-
A.
Breda LRV2
chosen
Breda LRV2 is a type of light rail vehicle built by the Italian manufacturer Breda, used in urban tram and light rail systems such as San Francisco’s Muni Metro.
-
B.
Stryker armored fighting vehicle
The Stryker armored fighting vehicle is an eight-wheeled, highly mobile, lightly armored combat vehicle used by the U.S. Army for rapid deployment and versatile battlefield roles.
-
C.
LAV-25 family
The LAV-25 family is a series of eight-wheeled, amphibious armored reconnaissance and support vehicles used primarily by the United States Marine Corps and other military forces.
-
D.
Light Armored Vehicle-25
The Light Armored Vehicle-25 (LAV-25) is an eight-wheeled, amphibious armored reconnaissance vehicle used primarily by the U.S. Marine Corps, armed with a 25 mm chain gun and designed for high mobility and rapid deployment.
-
E.
M728 Combat Engineer Vehicle
The M728 Combat Engineer Vehicle is a U.S. Army armored engineering vehicle based on the M60 tank chassis, equipped with a dozer blade, winch, and demolition gun for breaching, obstacle removal, and combat engineering tasks.
- 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_69c0083082288190b7478cead6b5430a |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c0255ad6f48190977bf4f037110aa3 |
completed | March 22, 2026, 5:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c07e0b871c8190bf8dd0e076bb9789 |
completed | March 22, 2026, 11:40 p.m. |
Created at: March 22, 2026, 3:47 p.m.