Triple
T17655868
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Point of Rocks, Maryland |
E429619
|
entity |
| Predicate | hasRailroadJunction |
P14468
|
FINISHED |
| Object | Metropolitan Subdivision |
—
|
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: Metropolitan Subdivision | Statement: [Point of Rocks, Maryland, hasRailroadJunction, Metropolitan Subdivision]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metropolitan Subdivision Context triple: [Point of Rocks, Maryland, hasRailroadJunction, Metropolitan Subdivision]
-
A.
Peninsula Subdivision
Peninsula Subdivision is a rail line in California’s San Francisco Peninsula region that carries commuter and other train services through cities such as Atherton.
-
B.
RF&P Subdivision
The RF&P Subdivision is a major railroad line in Virginia that forms part of the former Richmond, Fredericksburg and Potomac Railroad main route, now used by both freight and passenger trains including Amtrak services.
-
C.
Roxbury Subdivision
Roxbury Subdivision is a rail line operated by the New England Central Railroad, forming part of its regional freight rail network in New England.
-
D.
Palmer Subdivision
Palmer Subdivision is a rail line operated by the New England Central Railroad, serving as a key freight corridor in the Palmer, Massachusetts area.
-
E.
Canning subdivision
Canning subdivision is an administrative subdivision in the South 24 Parganas district of West Bengal, India, encompassing a cluster of rural and semi-urban areas in the Ganges Delta region.
- 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: Metropolitan Subdivision Target entity description: The Metropolitan Subdivision is a key railroad line in Maryland that forms part of the main route between Washington, D.C., and points west, including the junction at Point of Rocks.
-
A.
Peninsula Subdivision
Peninsula Subdivision is a rail line in California’s San Francisco Peninsula region that carries commuter and other train services through cities such as Atherton.
-
B.
RF&P Subdivision
The RF&P Subdivision is a major railroad line in Virginia that forms part of the former Richmond, Fredericksburg and Potomac Railroad main route, now used by both freight and passenger trains including Amtrak services.
-
C.
Roxbury Subdivision
Roxbury Subdivision is a rail line operated by the New England Central Railroad, forming part of its regional freight rail network in New England.
-
D.
Palmer Subdivision
Palmer Subdivision is a rail line operated by the New England Central Railroad, serving as a key freight corridor in the Palmer, Massachusetts area.
-
E.
Canning subdivision
Canning subdivision is an administrative subdivision in the South 24 Parganas district of West Bengal, India, encompassing a cluster of rural and semi-urban areas in the Ganges Delta region.
- 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_69d889e2c2608190b762e76d9b2262f1 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e46e40e344819086a49c69f8f2956b |
completed | April 19, 2026, 5:55 a.m. |
Created at: April 10, 2026, 6:06 a.m.