Triple
T1090550
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gaithersburg |
E24152
|
entity |
| Predicate | hasCommuterRailStation |
P105
|
FINISHED |
| Object |
Gaithersburg station
Gaithersburg station is a historic passenger rail station in Gaithersburg, Maryland, serving MARC commuter rail trains on the Brunswick Line.
|
E202950
|
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: Gaithersburg station | Statement: [Gaithersburg, hasCommuterRailStation, Gaithersburg station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Gaithersburg station Context triple: [Gaithersburg, hasCommuterRailStation, Gaithersburg station]
-
A.
North Bethesda station
North Bethesda station is a Washington Metro Red Line station in North Bethesda, Maryland, serving as a key transit hub for commuters in the area.
-
B.
Rockville station
Rockville station is a commuter rail and transit hub in Rockville, Maryland, served by MARC’s Brunswick Line and Washington Metro’s Red Line.
-
C.
College Park–University of Maryland station
College Park–University of Maryland station is a Washington Metro rail station in College Park, Maryland, serving the University of Maryland campus and surrounding community.
-
D.
West Hyattsville station
West Hyattsville station is a Washington Metro rapid transit stop in Hyattsville, Maryland, serving the Green Line.
-
E.
Hunt Valley station
Hunt Valley station is a light rail transit station in Hunt Valley, Maryland, serving as the northern endpoint of the Baltimore Light RailLink system.
- 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: Gaithersburg station Triple: [Gaithersburg, hasCommuterRailStation, Gaithersburg station]
Generated description
Gaithersburg station is a historic passenger rail station in Gaithersburg, Maryland, serving MARC commuter rail trains on the Brunswick Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Gaithersburg station Target entity description: Gaithersburg station is a historic passenger rail station in Gaithersburg, Maryland, serving MARC commuter rail trains on the Brunswick Line.
-
A.
North Bethesda station
North Bethesda station is a Washington Metro Red Line station in North Bethesda, Maryland, serving as a key transit hub for commuters in the area.
-
B.
Rockville station
Rockville station is a commuter rail and transit hub in Rockville, Maryland, served by MARC’s Brunswick Line and Washington Metro’s Red Line.
-
C.
College Park–University of Maryland station
College Park–University of Maryland station is a Washington Metro rail station in College Park, Maryland, serving the University of Maryland campus and surrounding community.
-
D.
West Hyattsville station
West Hyattsville station is a Washington Metro rapid transit stop in Hyattsville, Maryland, serving the Green Line.
-
E.
Hunt Valley station
Hunt Valley station is a light rail transit station in Hunt Valley, Maryland, serving as the northern endpoint of the Baltimore Light RailLink system.
- 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_69a49404428c819092dcc9632f5f7b8b |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4b980c8448190b08c3a9a7e7f4e85 |
completed | March 1, 2026, 10:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69adbf33c7808190962fb6c2496b4ec7 |
completed | March 8, 2026, 6:25 p.m. |
| NEDg | Description generation | batch_69adbff135188190908058a2e2d41a1e |
completed | March 8, 2026, 6:29 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69adc0832cd881909702f380412702d5 |
completed | March 8, 2026, 6:31 p.m. |
Created at: March 1, 2026, 7:42 p.m.