Triple
T628720
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Merrifield |
E15877
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Dunn Loring–Merrifield station |
E123048
|
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: Dunn Loring–Merrifield station | Statement: [Merrifield, servedBy, Dunn Loring–Merrifield station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dunn Loring–Merrifield station Context triple: [Merrifield, servedBy, Dunn Loring–Merrifield station]
-
A.
Dunn Loring–Merrifield station
chosen
Dunn Loring–Merrifield station is a Washington Metro rapid transit station in Fairfax County, Virginia, serving the Orange Line and the surrounding Dunn Loring and Merrifield communities.
-
B.
Pentagon City station
Pentagon City station is a Washington Metro rapid transit stop in Arlington, Virginia, serving the Pentagon City neighborhood and its adjacent shopping and office complexes.
-
C.
Loudoun Gateway station
Loudoun Gateway station is a Silver Line Metrorail station in Loudoun County, Virginia, serving as part of the Washington, D.C. region’s rapid transit network.
-
D.
Potomac Yard–VT Metrorail station
Potomac Yard–VT Metrorail station is a Washington Metro station in Alexandria, Virginia, serving the Blue and Yellow lines and providing transit access to the Potomac Yard redevelopment area and nearby neighborhoods.
-
E.
Crystal City station (VRE)
Crystal City station (VRE) is a Virginia Railway Express commuter rail stop serving the Crystal City neighborhood in Arlington, Virginia, providing connections to Washington, D.C. and other regional destinations.
- 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_69a4935c131c8190a5378c6bf101e8cc |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a49e5b5a308190a62165f9275e2f5f |
completed | March 1, 2026, 8:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aca2caba8c81908ef693677acbd4cc |
completed | March 7, 2026, 10:12 p.m. |
Created at: March 1, 2026, 7:35 p.m.