Triple
T19944725
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chevy Chase |
E479391
|
entity |
| Predicate | nearestMetroStations |
P26735
|
FINISHED |
| Object | Friendship Heights station |
—
|
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: Friendship Heights station | Statement: [Chevy Chase, nearestMetroStations, Friendship Heights station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Friendship Heights station Context triple: [Chevy Chase, nearestMetroStations, Friendship Heights station]
-
A.
Friendship Heights station
chosen
Friendship Heights station is a Washington Metro rapid transit station serving the Friendship Heights neighborhood on the Red Line near the D.C.–Maryland border.
-
B.
Potomac Avenue station
Potomac Avenue station is a Washington Metro rapid transit station in Washington, D.C., served by the Blue, Orange, and Silver Lines.
-
C.
Capitol Heights station
Capitol Heights station is an elevated Washington Metro station in Prince George's County, Maryland, serving the Blue and Silver Lines near the D.C.–Maryland border.
-
D.
Forest Glen station
Forest Glen station is a Washington Metro Red Line station in Montgomery County, Maryland, notable for its deep underground design and elevator-only access to the platforms.
-
E.
Shaw Boulevard station
Shaw Boulevard station is a major elevated stop on Manila's MRT Line 3 serving the busy commercial and business districts around EDSA and Shaw Boulevard.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: nearestMetroStations Context triple: [Chevy Chase, nearestMetroStations, Friendship Heights station]
-
A.
nearMetroStation
Indicates that one entity is located close to or within a short walking distance of a metro (subway) station.
-
B.
nearestSuburbanRailwayStation
Indicates the relationship where a given place is associated with the suburban railway station that is geographically closest to it.
-
C.
subwayStationsApprox
Indicates that one subway station is approximately located near or corresponds to another subway station, allowing for minor differences in position or naming.
-
D.
nearestUndergroundStation
chosen
Indicates the relationship where a specific underground (subway/metro) station is the closest one in distance to a given location or entity.
-
E.
nearestMajorMetro
Indicates the relationship where a given location is associated with the closest large metropolitan area to it.
- F. None of above.
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_69d8e522a17c819095165d4d24939fd8 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65a6654f481908089e1d66e17e024 |
completed | April 20, 2026, 4:55 p.m. |
| PD | Predicate disambiguation | batch_69e537f47c508190853c4e009c6b5566 |
completed | April 19, 2026, 8:15 p.m. |
Created at: April 10, 2026, 1:54 p.m.