Triple
T18035447
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cape Charles, Virginia |
E431496
|
entity |
| Predicate | developedBy |
P73
|
FINISHED |
| Object | New York, Philadelphia and Norfolk Railroad |
—
|
NE NERFINISHED |
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: New York, Philadelphia and Norfolk Railroad | Statement: [Cape Charles, Virginia, developedBy, New York, Philadelphia and Norfolk Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New York, Philadelphia and Norfolk Railroad Context triple: [Cape Charles, Virginia, developedBy, New York, Philadelphia and Norfolk Railroad]
-
A.
Philadelphia, Wilmington and Baltimore Railroad
The Philadelphia, Wilmington and Baltimore Railroad was a 19th-century rail line that formed a key segment of the main corridor linking the northeastern United States, particularly connecting Philadelphia with points south.
-
B.
Southern Railroad of New Jersey
The Southern Railroad of New Jersey is a shortline freight railroad that operates and maintains portions of the South Jersey rail network.
-
C.
Camden and Atlantic Railroad
The Camden and Atlantic Railroad was a 19th-century rail line in southern New Jersey that played a key role in connecting Camden to the Atlantic coast and fostering regional development.
-
D.
Baltimore & Potomac Railroad
The Baltimore & Potomac Railroad was a 19th-century rail line that connected Baltimore to Washington, D.C., later becoming part of the Pennsylvania Railroad system.
-
E.
New York, Providence and Boston Railroad
The New York, Providence and Boston Railroad was a 19th-century rail line in southern New England that connected New York City with Providence and Boston as part of the region’s early intercity rail network.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: New York, Philadelphia and Norfolk Railroad Target entity description: The New York, Philadelphia and Norfolk Railroad was a late 19th-century rail line that connected the northeastern United States to the lower Delmarva Peninsula, fostering regional trade and coastal town development.
-
A.
Philadelphia, Wilmington and Baltimore Railroad
The Philadelphia, Wilmington and Baltimore Railroad was a 19th-century rail line that formed a key segment of the main corridor linking the northeastern United States, particularly connecting Philadelphia with points south.
-
B.
Southern Railroad of New Jersey
The Southern Railroad of New Jersey is a shortline freight railroad that operates and maintains portions of the South Jersey rail network.
-
C.
Camden and Atlantic Railroad
The Camden and Atlantic Railroad was a 19th-century rail line in southern New Jersey that played a key role in connecting Camden to the Atlantic coast and fostering regional development.
-
D.
Baltimore & Potomac Railroad
The Baltimore & Potomac Railroad was a 19th-century rail line that connected Baltimore to Washington, D.C., later becoming part of the Pennsylvania Railroad system.
-
E.
New York, Providence and Boston Railroad
The New York, Providence and Boston Railroad was a 19th-century rail line in southern New England that connected New York City with Providence and Boston as part of the region’s early intercity rail network.
- F. None of above. chosen
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_69d8b9050fb48190890155145deb0a66 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4be39a7348190a75735fe56c78fc3 |
completed | April 19, 2026, 11:36 a.m. |
Created at: April 10, 2026, 10:25 a.m.