Triple
T17658595
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hyundai Rotem |
E440188
|
entity |
| Predicate | notableProject |
P4
|
FINISHED |
| Object | Philadelphia SEPTA Regional Rail Silverliner V EMUs |
—
|
NE NERFINISHED |
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: Philadelphia SEPTA Regional Rail Silverliner V EMUs | Statement: [Hyundai Rotem, notableProject, Philadelphia SEPTA Regional Rail Silverliner V EMUs]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Philadelphia SEPTA Regional Rail Silverliner V EMUs Context triple: [Hyundai Rotem, notableProject, Philadelphia SEPTA Regional Rail Silverliner V EMUs]
-
A.
SEPTA Silverliner II
The SEPTA Silverliner II was an early generation of electric multiple-unit commuter railcars used in the Philadelphia region, known for introducing more modern stainless-steel equipment to the area's suburban rail service in the 1960s.
-
B.
SEPTA Silverliner III
The SEPTA Silverliner III is a class of electric multiple-unit commuter railcars built in the late 1960s for service in the Philadelphia region, featuring stainless-steel construction and improved performance over earlier Silverliner models.
-
C.
SEPTA Silverliner V
chosen
The SEPTA Silverliner V is a modern electric multiple-unit railcar used by Philadelphia's regional rail system for commuter service.
-
D.
SEPTA Silverliner IV
The SEPTA Silverliner IV is an electric multiple-unit commuter railcar used extensively across Philadelphia's regional rail network.
-
E.
SEPTA Regional Rail
SEPTA Regional Rail is a commuter rail network serving the Philadelphia metropolitan area, connecting the city with its suburbs and neighboring regions.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d8b9e87e18819087104a44dc4dc5b1 |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e46ea3b4cc81908eec7032cf221d49 |
completed | April 19, 2026, 5:56 a.m. |
Created at: April 10, 2026, 9:37 a.m.