Triple
T462609
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Terminal 2 (Ronald Reagan Washington National Airport) |
E7372
|
entity |
| Predicate | IATAAirportServed |
P418
|
FINISHED |
| Object | DCA |
E1373
|
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: DCA | Statement: [Terminal 2 (Ronald Reagan Washington National Airport), IATAAirportServed, DCA]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: DCA Context triple: [Terminal 2 (Ronald Reagan Washington National Airport), IATAAirportServed, DCA]
-
A.
DCA
chosen
DCA is the three-letter IATA airport code for Ronald Reagan Washington National Airport, the primary domestic airport serving Washington, D.C.
-
B.
DCA
DCA (Defense Communications Agency) was a U.S. Department of Defense organization responsible for managing and overseeing military communications networks, including early internet precursor systems.
-
C.
DCB
DCB is a set of post-nominal letters indicating a Dame Commander of the Order of the Bath, a British order of chivalry.
-
D.
DCR
DCR is the Massachusetts state agency responsible for managing and protecting public parks, forests, beaches, and other natural and recreational resources.
-
E.
DGC
DGC is the United Nations Department of Global Communications, responsible for promoting global awareness and understanding of the UN’s work through strategic communication and public outreach.
- 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_69a2e7e5c5bc8190a1dc8178218fba40 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2efc09eac8190add4bb5823b53ba7 |
completed | Feb. 28, 2026, 1:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a457fed1548190b50d72886828b650 |
completed | March 1, 2026, 3:15 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.