Triple
T1058823
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blue Line (Washington Metro) |
E22857
|
entity |
| Predicate | stationServed |
P6301
|
FINISHED |
| Object | McPherson Square station |
E134407
|
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: McPherson Square station | Statement: [Blue Line (Washington Metro), stationServed, McPherson Square station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: McPherson Square station Context triple: [Blue Line (Washington Metro), stationServed, McPherson Square station]
-
A.
McPherson Square station
chosen
McPherson Square station is a Washington Metro rapid transit station in downtown Washington, D.C., serving the area near the White House and major federal and commercial buildings.
-
B.
Mount Vernon Square station
Mount Vernon Square station is a Washington Metro rapid transit stop in downtown Washington, D.C., serving the Green and Yellow Lines near the Mount Vernon Square and Convention Center area.
-
C.
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.
-
D.
Prince George's Plaza station
Prince George's Plaza station is a Washington Metro rapid transit stop in Hyattsville, Maryland, serving the Green Line and the surrounding commercial and residential areas.
-
E.
Van Ness–UDC station
Van Ness–UDC station is a Washington Metro Red Line station in Northwest D.C. serving the Van Ness neighborhood and the University of the District of Columbia.
- 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_69a493dada0481909c43649f9843ea91 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4bb7320f88190a8428946541df157 |
completed | March 1, 2026, 10:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae0a966a6c81909d1d21c489340134 |
completed | March 8, 2026, 11:47 p.m. |
Created at: March 1, 2026, 7:42 p.m.