Triple
T437750
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northern Central Railway |
E10046
|
entity |
| Predicate | headquartersLocation |
P62
|
FINISHED |
| Object | Baltimore, Maryland |
E13094
|
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: Baltimore, Maryland | Statement: [Northern Central Railway, headquartersLocation, Baltimore, Maryland]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Baltimore, Maryland Context triple: [Northern Central Railway, headquartersLocation, Baltimore, Maryland]
-
A.
Baltimore
chosen
Baltimore is a major independent city and seaport in Maryland, United States, known for its historic harbor, diverse neighborhoods, and significant cultural and economic role in the Mid-Atlantic region.
-
B.
Clinton, Maryland
Clinton, Maryland is a suburban community in Prince George’s County known for its residential neighborhoods and proximity to Washington, D.C.
-
C.
Bethesda, Maryland
Bethesda, Maryland is a suburban community just northwest of Washington, D.C., known for its major medical and research institutions, affluent residential areas, and vibrant downtown.
-
D.
Frederick, Maryland
Frederick, Maryland is a historic city in western Maryland known for its vibrant downtown, Civil War heritage, and role as a regional hub for government and biomedical research.
-
E.
Laurel, Maryland
Laurel, Maryland is a suburban city in central Maryland situated between Washington, D.C. and Baltimore, known for its historic Main Street and proximity to major federal agencies and research facilities.
- 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_69a2e8465ef481909655c681b01e2986 |
completed | Feb. 28, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69a2ef26bb78819089b3b5dac0330619 |
completed | Feb. 28, 2026, 1:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4e62e2b3c81908215dab8c0717495 |
completed | March 2, 2026, 1:21 a.m. |
Created at: Feb. 28, 2026, 1:11 p.m.