Triple
T10122104
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rockville Pike |
E223318
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object |
Medical Center Metro station
Medical Center Metro station is a Washington Metro Red Line station in Bethesda, Maryland, providing transit access to the nearby National Institutes of Health and Walter Reed National Military Medical Center.
|
E842583
|
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: Medical Center Metro station | Statement: [Rockville Pike, servedBy, Medical Center Metro station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Medical Center Metro station Context triple: [Rockville Pike, servedBy, Medical Center Metro station]
-
A.
Metro Center station
Metro Center station is a major Washington, D.C. Metrorail hub in downtown D.C. where several lines intersect, serving as one of the system’s busiest transfer points.
-
B.
Liberty Square Metro Station
Liberty Square Metro Station is an underground rapid transit stop serving the central Freedom Square area of Tbilisi, Georgia.
-
C.
Federal Center station
Federal Center station is a light rail transit stop in Lakewood, Colorado, serving Denver’s RTD W Line and the nearby Denver Federal Center complex.
-
D.
Monument Metro station
Monument Metro station is a major underground interchange and one of the busiest stations on the Tyne and Wear Metro system in Newcastle upon Tyne, England.
-
E.
Smithsonian Metro station
Smithsonian Metro station is a Washington, D.C. Metrorail stop on the National Mall that serves major museums and monuments including the Smithsonian Institution.
- 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: Medical Center Metro station Triple: [Rockville Pike, servedBy, Medical Center Metro station]
Generated description
Medical Center Metro station is a Washington Metro Red Line station in Bethesda, Maryland, providing transit access to the nearby National Institutes of Health and Walter Reed National Military Medical Center.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Medical Center Metro station Target entity description: Medical Center Metro station is a Washington Metro Red Line station in Bethesda, Maryland, providing transit access to the nearby National Institutes of Health and Walter Reed National Military Medical Center.
-
A.
Metro Center station
Metro Center station is a major Washington, D.C. Metrorail hub in downtown D.C. where several lines intersect, serving as one of the system’s busiest transfer points.
-
B.
Liberty Square Metro Station
Liberty Square Metro Station is an underground rapid transit stop serving the central Freedom Square area of Tbilisi, Georgia.
-
C.
Federal Center station
Federal Center station is a light rail transit stop in Lakewood, Colorado, serving Denver’s RTD W Line and the nearby Denver Federal Center complex.
-
D.
Monument Metro station
Monument Metro station is a major underground interchange and one of the busiest stations on the Tyne and Wear Metro system in Newcastle upon Tyne, England.
-
E.
Smithsonian Metro station
Smithsonian Metro station is a Washington, D.C. Metrorail stop on the National Mall that serves major museums and monuments including the Smithsonian Institution.
- 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_69ca8422047c81909d66b717b8b18cf3 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cdd26846b8819098594bf211920eb2 |
completed | April 2, 2026, 2:20 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d2cc493db88190b3b09a77b82b3cc9 |
completed | April 5, 2026, 8:55 p.m. |
| NEDg | Description generation | batch_69d2cd901c148190afb27759cc176f89 |
completed | April 5, 2026, 9:01 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d2ce6da82081908ca6b3621971ca9a |
completed | April 5, 2026, 9:04 p.m. |
Created at: March 30, 2026, 9:05 p.m.