Triple
T7562459
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Trenton station |
E178825
|
entity |
| Predicate | formerRailService |
P782
|
FINISHED |
| Object | Reading Company passenger trains |
E168801
|
NE FINISHED |
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: Reading Company passenger trains | Statement: [West Trenton station, formerRailService, Reading Company passenger trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Reading Company passenger trains Context triple: [West Trenton station, formerRailService, Reading Company passenger trains]
-
A.
Reading Company commuter service
chosen
Reading Company commuter service was the network of suburban passenger rail operations once run by the Reading Company in the Philadelphia region before being succeeded by lines such as the West Trenton Line.
-
B.
Federal Passenger Company
Federal Passenger Company is a major Russian rail operator responsible for long-distance passenger train services across Russia and neighboring countries.
-
C.
Volk’s Electric Railway
Volk’s Electric Railway is a historic narrow-gauge electric seafront railway in Brighton, England, regarded as the world’s oldest operating electric railway.
-
D.
National City Lines
National City Lines was a U.S. holding company that acquired and operated numerous local transit systems, often associated with the mid-20th-century shift from streetcars to buses.
-
E.
Central Suburban Passenger Company
Central Suburban Passenger Company is a major Russian commuter rail operator serving the Moscow metropolitan area and surrounding regions.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: formerRailService Context triple: [West Trenton station, formerRailService, Reading Company passenger trains]
-
A.
formerRailwayLine
Indicates that a railway line previously existed in the past but is no longer in operation or has been decommissioned.
-
B.
formerRailroad
Indicates that an entity was previously a railroad but no longer functions as one.
-
C.
laterRailwayCompany
Indicates that one railway company is the successor or later incarnation of another railway company.
-
D.
servedByRailroad
chosen
Indicates that a location or facility is provided with transportation or service by a railroad line or company.
-
E.
followsFormerRailroad
Indicates that something is aligned with or traces the route of a former railroad line.
- F. None of above.
Provenance (4 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_69c69f2f80288190b95cceb4da92ab2b |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f8f994a48190b8338654d6777654 |
completed | March 27, 2026, 9:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c856d42e988190a4b4982c0471d96d |
completed | March 28, 2026, 10:31 p.m. |
| PD | Predicate disambiguation | batch_69c6f4dc485c819080da13e3b7f4f08f |
completed | March 27, 2026, 9:21 p.m. |
Created at: March 27, 2026, 3:50 p.m.