Triple
T11201231
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Upper Montclair station |
E265043
|
entity |
| Predicate | servedByOperator |
P5884
|
FINISHED |
| Object | Erie Railroad |
E270913
|
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: Erie Railroad | Statement: [Upper Montclair station, servedByOperator, Erie Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Erie Railroad Context triple: [Upper Montclair station, servedByOperator, Erie Railroad]
-
A.
Erie Railroad
chosen
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.
-
B.
Erie Lackawanna Railway
Erie Lackawanna Railway was a mid-20th-century U.S. railroad formed from the merger of the Erie Railroad and the Delaware, Lackawanna and Western Railroad, known for serving the Northeast and Midwest before its assets were absorbed into Conrail.
-
C.
Pittsburgh and Lake Erie Railroad
The Pittsburgh and Lake Erie Railroad was a regional U.S. railroad based in western Pennsylvania and eastern Ohio, known for its heavy involvement in transporting steel and industrial freight.
-
D.
Delaware and Hudson Railway
The Delaware and Hudson Railway was a historic railroad in the northeastern United States that evolved from early canal operations into a major regional freight and passenger carrier.
-
E.
Pennsylvania Railroad Company
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.
- 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_69d6aa9eb9248190b20211772621b4bc |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e8c36c188190bfa4d5f8e6cbbbea |
completed | April 9, 2026, 5:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4971d537c8190ab53a2ca18d643f3 |
completed | April 19, 2026, 8:49 a.m. |
Created at: April 8, 2026, 9:29 p.m.