Triple
T15721151
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blue Line (Washington Metro) |
E381095
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Pentagon station |
E776773
|
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: Pentagon station | Statement: [Blue Line (Washington Metro), hasStation, Pentagon station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pentagon station Context triple: [Blue Line (Washington Metro), hasStation, Pentagon station]
-
A.
Pentagon station
chosen
Pentagon station is a major Washington Metro transit hub in Arlington, Virginia, serving the Pentagon and connecting multiple lines and bus routes.
-
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.
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.
Roosevelt station
Roosevelt station is a major Chicago 'L' rapid transit stop in the South Loop that serves as a key access point to nearby attractions including the Field Museum, Shedd Aquarium, and Soldier Field.
-
E.
Roosevelt station
Roosevelt station is a Tren Urbano rapid transit stop in San Juan, Puerto Rico, serving the Hato Rey district.
- 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_69d86d9bf930819082b30cf6d169297c |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e04fb0b51081908e652ec4992296fa |
completed | April 16, 2026, 2:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff82f464008190ae0e79f50b9b3eb3 |
completed | May 9, 2026, 6:54 p.m. |
Created at: April 10, 2026, 4:45 a.m.