Triple
T2529796
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dennison, Ohio |
E56128
|
entity |
| Predicate | railroadServedBy |
P782
|
FINISHED |
| Object | Pennsylvania Railroad |
E435
|
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: Pennsylvania Railroad | Statement: [Dennison, Ohio, railroadServedBy, Pennsylvania Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pennsylvania Railroad Context triple: [Dennison, Ohio, railroadServedBy, Pennsylvania Railroad]
-
A.
Pennsylvania Railroad Company
chosen
The Pennsylvania Railroad Company was one of the largest and most influential American railroads of the 19th and early 20th centuries, playing a central role in the industrial development of the United States.
-
B.
Philadelphia and Reading Railroad
The Philadelphia and Reading Railroad was a major 19th- and early 20th-century American railroad and coal-transporting line centered in Pennsylvania, later known as part of the Reading Company system.
-
C.
Philadelphia and Western Railroad
The Philadelphia and Western Railroad was an early 20th-century interurban railway in the Philadelphia region that later evolved into what is now known as the Norristown High Speed Line.
-
D.
Lehigh Valley Railroad
Lehigh Valley Railroad was a major northeastern U.S. railroad that primarily served the anthracite coal region of Pennsylvania and connected it to key industrial and port cities.
-
E.
Erie Railroad
The Erie Railroad was a major 19th- and early 20th-century American railroad that operated extensive passenger and freight services across the northeastern United States, particularly linking New York City with the Midwest.
- 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: railroadServedBy Context triple: [Dennison, Ohio, railroadServedBy, Pennsylvania Railroad]
-
A.
servedByRailroad
chosen
Indicates that a location or facility is provided with transportation or service by a railroad line or company.
-
B.
transportationServedBy
Indicates that a transportation facility, route, or area is provided service or coverage by a specific transportation provider or mode.
-
C.
railroadNetwork
Indicates a relationship where locations are connected as part of the same system of railway lines and infrastructure used for train transport.
-
D.
railroadTerminusFor
Indicates that one location serves as the end point or final station of a particular railroad line for another location.
-
E.
railroadMet
Indicates that two or more railroads encountered or connected with each other at a specific place or time.
- 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_69ab4a48e4f081908f1218d244608659 |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abd276930c8190bd46b52e06b7098e |
completed | March 7, 2026, 7:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afa044d42881908e0b03713b3a5c3b |
completed | March 10, 2026, 4:38 a.m. |
| PD | Predicate disambiguation | batch_69abd0c2e34c8190a914d5c2afba147c |
completed | March 7, 2026, 7:16 a.m. |
Created at: March 6, 2026, 9:46 p.m.