Triple
T12783465
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MC252 |
E305564
|
entity |
| Predicate | event |
P1664
|
FINISHED |
| Object | 2010 Deepwater Horizon oil spill |
E63331
|
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: 2010 Deepwater Horizon oil spill | Statement: [MC252, event, 2010 Deepwater Horizon oil spill]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 2010 Deepwater Horizon oil spill Context triple: [MC252, event, 2010 Deepwater Horizon oil spill]
-
A.
Deepwater Horizon oil spill
chosen
The Deepwater Horizon oil spill was a massive 2010 offshore drilling disaster that released millions of barrels of oil into the Gulf of Mexico, causing one of the worst environmental catastrophes in U.S. history.
-
B.
Torrey Canyon oil spill
The Torrey Canyon oil spill was a catastrophic 1967 tanker disaster off the coast of Cornwall that released a massive amount of crude oil into the sea, becoming one of the first major environmental marine pollution crises and prompting significant changes in international maritime regulations.
-
C.
Prestige oil spill
The Prestige oil spill was a major environmental disaster in 2002, when the oil tanker Prestige sank off the coast of Galicia, Spain, releasing thousands of tons of fuel oil and severely polluting the surrounding marine and coastal ecosystems.
-
D.
Exxon Valdez oil spill
The Exxon Valdez oil spill was a catastrophic 1989 environmental disaster in Alaska’s Prince William Sound, where a supertanker ran aground and released millions of gallons of crude oil, causing massive ecological and economic damage.
-
E.
1969 Santa Barbara oil spill
The 1969 Santa Barbara oil spill was a massive offshore drilling accident off the California coast that released millions of gallons of crude oil, devastating marine and coastal ecosystems and helping catalyze the modern U.S. environmental movement.
- 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_69d7bdf2b43c819098ae5aa68e61ea58 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96e5cb3c08190b8e1e22de8b96e17 |
completed | April 10, 2026, 9:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6a5427be88190956c616b832d9841 |
completed | May 3, 2026, 1:30 a.m. |
Created at: April 9, 2026, 5:29 p.m.