Triple
T11227208
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Odenton |
E265725
|
entity |
| Predicate | railroadJunction |
P14468
|
FINISHED |
| Object | Washington Branch of the Baltimore & Potomac Railroad |
E912853
|
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: Washington Branch of the Baltimore & Potomac Railroad | Statement: [Odenton, railroadJunction, Washington Branch of the Baltimore & Potomac Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Washington Branch of the Baltimore & Potomac Railroad Context triple: [Odenton, railroadJunction, Washington Branch of the Baltimore & Potomac Railroad]
-
A.
Baltimore and Susquehanna Railroad
The Baltimore and Susquehanna Railroad was an early 19th-century American railroad that helped pioneer rail transportation in Maryland and Pennsylvania, eventually becoming part of the Northern Central Railway system.
-
B.
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.
-
C.
Richmond, Fredericksburg and Potomac Railroad
The Richmond, Fredericksburg and Potomac Railroad was a historic rail line in Virginia that served as a key north–south transportation corridor linking Washington, D.C. with Richmond and points south.
-
D.
Baltimore & Potomac Railroad
chosen
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.
Baltimore and Ohio Railroad
The Baltimore and Ohio Railroad was one of the earliest and most influential American railroads, playing a key role in the development of U.S. transportation and commerce in the 19th and early 20th centuries.
- 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: railroadJunction Context triple: [Odenton, railroadJunction, Washington Branch of the Baltimore & Potomac Railroad]
-
A.
railwayJunctionFor
chosen
Indicates that a location serves as a junction point where multiple railway lines or routes connect or intersect for a given railway network or service.
-
B.
railroadMet
Indicates that two or more railroads encountered or connected with each other at a specific place or time.
-
C.
railwayJunctionSince
Indicates that a location has functioned as a railway junction starting from a specified point in time.
-
D.
transportationJunctionFor
Indicates a location that serves as a connecting point where multiple transportation routes or modes meet, intersect, or transfer.
-
E.
railroad
Indicates that one entity constructs, operates, or provides railroad or train transportation services for another entity or area.
- 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_69d6aac656d48190b275efaa7d6074ee |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e8ff7b40819089c835be710bc575 |
completed | April 9, 2026, 5:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4cc4c630c8190a5e43c2108dfb50d |
completed | April 19, 2026, 12:36 p.m. |
| PD | Predicate disambiguation | batch_69d75cfbbb188190861efd5d94fe27da |
completed | April 9, 2026, 8:02 a.m. |
Created at: April 8, 2026, 9:30 p.m.