Triple
T15405182
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Panhandle Route of the Pennsylvania Railroad |
E368432
|
entity |
| Predicate | railwaySystem |
P522
|
FINISHED |
| Object | PRR western lines |
E77222
|
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: PRR western lines | Statement: [Panhandle Route of the Pennsylvania Railroad, railwaySystem, PRR western lines]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PRR western lines Context triple: [Panhandle Route of the Pennsylvania Railroad, railwaySystem, PRR western lines]
-
A.
Pennsylvania Railroad Lines East
chosen
Pennsylvania Railroad Lines East was the eastern operating division of the Pennsylvania Railroad, managing its passenger and freight services across key routes in the northeastern United States.
-
B.
PNR North Main Line
PNR North Main Line is a major Philippine National Railways route in Luzon that historically connected Manila to northern provinces, serving both commuter and long-distance rail services.
-
C.
PNR South Main Line
The PNR South Main Line is a major railway corridor in the Philippines that serves as the primary southern route of the Philippine National Railways network, connecting Metro Manila to provinces in Southern Luzon.
-
D.
TRA western trunk line
The TRA Western Trunk Line is a major railway corridor in Taiwan that runs along the island’s western side, connecting key cities and serving as one of the country’s primary passenger and freight routes.
-
E.
Great Western Main Line
The Great Western Main Line is a major intercity railway route in England that connects London with key cities in the west, including Bristol and South Wales.
- 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_69d85a16c68c819099c1b547fbc87b32 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03e8fde64819082ec0c68df305561 |
completed | April 16, 2026, 1:42 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff135a26f08190ad3fc1d5a263a24e |
completed | May 9, 2026, 10:58 a.m. |
Created at: April 10, 2026, 3:20 a.m.