Triple
T18795736
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Weldon Spring, Missouri |
E459628
|
entity |
| Predicate | hasNearbyFacility |
P5648
|
FINISHED |
| Object | Weldon Spring Chemical Plant |
—
|
NE NERFINISHED |
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: Weldon Spring Chemical Plant | Statement: [Weldon Spring, Missouri, hasNearbyFacility, Weldon Spring Chemical Plant]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Weldon Spring Chemical Plant Context triple: [Weldon Spring, Missouri, hasNearbyFacility, Weldon Spring Chemical Plant]
-
A.
Pine Bluff Chemical Agent Disposal Facility
The Pine Bluff Chemical Agent Disposal Facility was a U.S. Army installation in Arkansas dedicated to safely destroying and disposing of chemical weapons stockpiles.
-
B.
Weldon Spring Ordnance Works
chosen
Weldon Spring Ordnance Works was a major World War II-era munitions and later uranium-processing facility in Missouri that became part of the Manhattan Project and is now known for its extensive environmental cleanup.
-
C.
Paducah Gaseous Diffusion Plant
The Paducah Gaseous Diffusion Plant is a former U.S. Department of Energy uranium enrichment facility in western Kentucky that played a major role in producing enriched uranium for nuclear power and defense.
-
D.
Blue Grass Chemical Agent-Destruction Pilot Plant
The Blue Grass Chemical Agent-Destruction Pilot Plant is a U.S. Army facility in Kentucky built to safely destroy the stockpile of chemical weapons stored at the Blue Grass Army Depot.
-
E.
Tar Creek Superfund site
The Tar Creek Superfund site is a heavily contaminated former lead and zinc mining area in northeastern Oklahoma, known as one of the nation’s most toxic environmental disaster zones and the focus of extensive cleanup and relocation efforts.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8d396f54c8190ba49db31e8743842 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e5a01ed3c08190890d9518ed69fdee |
completed | April 20, 2026, 3:40 a.m. |
Created at: April 10, 2026, 11:53 a.m.