Triple
T2873947
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metrorail |
E56829
|
entity |
| Predicate | servesRegion |
P82
|
FINISHED |
| Object |
Suburban Maryland
Suburban Maryland is the largely residential and commercial area surrounding Washington, D.C., known for its commuter communities, shopping centers, and proximity to the nation’s capital.
|
E305735
|
NE FINISHED |
How this triple was built (4 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: Suburban Maryland | Statement: [Metrorail, servesRegion, Suburban Maryland]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Suburban Maryland Context triple: [Metrorail, servesRegion, Suburban Maryland]
-
A.
Greenbelt, Maryland
Greenbelt, Maryland is a planned community and city in the Washington, D.C. metropolitan area, originally developed in the 1930s as part of President Franklin D. Roosevelt’s New Deal.
-
B.
Montgomery Village, Maryland
Montgomery Village, Maryland is a large planned suburban community in central Montgomery County known for its residential neighborhoods, parks, and proximity to Washington, D.C.
-
C.
Brentwood, Maryland
Brentwood, Maryland is a small residential town in the inner suburbs of Washington, D.C., known for its diverse community and proximity to the nation’s capital.
-
D.
Middletown, Maryland
Middletown, Maryland is a small historic town in western Maryland known for its scenic Middletown Valley setting and role in Civil War-era events.
-
E.
Southern Maryland
Southern Maryland is a largely suburban and rural region of Maryland known for its Chesapeake Bay shoreline, historic tobacco farming heritage, and growing commuter communities serving the Washington, D.C. area.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Suburban Maryland Triple: [Metrorail, servesRegion, Suburban Maryland]
Generated description
Suburban Maryland is the largely residential and commercial area surrounding Washington, D.C., known for its commuter communities, shopping centers, and proximity to the nation’s capital.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Suburban Maryland Target entity description: Suburban Maryland is the largely residential and commercial area surrounding Washington, D.C., known for its commuter communities, shopping centers, and proximity to the nation’s capital.
-
A.
Greenbelt, Maryland
Greenbelt, Maryland is a planned community and city in the Washington, D.C. metropolitan area, originally developed in the 1930s as part of President Franklin D. Roosevelt’s New Deal.
-
B.
Montgomery Village, Maryland
Montgomery Village, Maryland is a large planned suburban community in central Montgomery County known for its residential neighborhoods, parks, and proximity to Washington, D.C.
-
C.
Brentwood, Maryland
Brentwood, Maryland is a small residential town in the inner suburbs of Washington, D.C., known for its diverse community and proximity to the nation’s capital.
-
D.
Middletown, Maryland
Middletown, Maryland is a small historic town in western Maryland known for its scenic Middletown Valley setting and role in Civil War-era events.
-
E.
Southern Maryland
Southern Maryland is a largely suburban and rural region of Maryland known for its Chesapeake Bay shoreline, historic tobacco farming heritage, and growing commuter communities serving the Washington, D.C. area.
- F. None of above. chosen
Provenance (5 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_69ab4a4ced288190ab6d3e062d10f7f6 |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abe0032ddc8190bb4d15ec7e3c63e8 |
completed | March 7, 2026, 8:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b01db780908190919d859205464b2e |
completed | March 10, 2026, 1:33 p.m. |
| NEDg | Description generation | batch_69b0201470cc81909188573c3749dffb |
completed | March 10, 2026, 1:43 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b020aa00888190a683a621f1e1a107 |
completed | March 10, 2026, 1:46 p.m. |
Created at: March 6, 2026, 10:03 p.m.