Triple

T7702793
Position Surface form Disambiguated ID Type / Status
Subject Exxon Valdez oil spill E174539 entity
Predicate tanker P78366 FINISHED
Object Exxon Valdez
Exxon Valdez was a U.S. oil tanker infamous for causing one of the worst environmental disasters in history when it spilled millions of gallons of crude oil off the coast of Alaska in 1989.
E682975 NE FINISHED

How this triple was built (5 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: Exxon Valdez | Statement: [Exxon Valdez oil spill, tanker, Exxon Valdez]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Exxon Valdez
Context triple: [Exxon Valdez oil spill, tanker, Exxon Valdez]
  • A. M/V Lituya
    M/V Lituya is a small Alaska Marine Highway System ferry that primarily serves short-haul routes in Southeast Alaska.
  • B. M/V Matanuska
    M/V Matanuska is a mainline roll-on/roll-off passenger and vehicle ferry serving coastal communities in Alaska as part of the state’s marine highway network.
  • C. Andrea Gail
    The Andrea Gail was a commercial fishing vessel that tragically sank during the 1991 "Perfect Storm" in the North Atlantic, inspiring the book and film of the same name.
  • D. M/V Columbia
    M/V Columbia is a mainline passenger and vehicle ferry that serves as one of the flagship vessels of the Alaska Marine Highway System, operating along coastal routes in Alaska and the Pacific Northwest.
  • E. M/V Kennicott
    M/V Kennicott is a mainline Alaska Marine Highway System ferry that provides passenger, vehicle, and cargo service to coastal communities across Alaska.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Exxon Valdez
Triple: [Exxon Valdez oil spill, tanker, Exxon Valdez]
Generated description
Exxon Valdez was a U.S. oil tanker infamous for causing one of the worst environmental disasters in history when it spilled millions of gallons of crude oil off the coast of Alaska in 1989.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Exxon Valdez
Target entity description: Exxon Valdez was a U.S. oil tanker infamous for causing one of the worst environmental disasters in history when it spilled millions of gallons of crude oil off the coast of Alaska in 1989.
  • A. M/V Lituya
    M/V Lituya is a small Alaska Marine Highway System ferry that primarily serves short-haul routes in Southeast Alaska.
  • B. M/V Matanuska
    M/V Matanuska is a mainline roll-on/roll-off passenger and vehicle ferry serving coastal communities in Alaska as part of the state’s marine highway network.
  • C. Andrea Gail
    The Andrea Gail was a commercial fishing vessel that tragically sank during the 1991 "Perfect Storm" in the North Atlantic, inspiring the book and film of the same name.
  • D. M/V Columbia
    M/V Columbia is a mainline passenger and vehicle ferry that serves as one of the flagship vessels of the Alaska Marine Highway System, operating along coastal routes in Alaska and the Pacific Northwest.
  • E. M/V Kennicott
    M/V Kennicott is a mainline Alaska Marine Highway System ferry that provides passenger, vehicle, and cargo service to coastal communities across Alaska.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: tanker
Context triple: [Exxon Valdez oil spill, tanker, Exxon Valdez]
  • A. hasTankerClass
    Indicates that an entity is associated with, or belongs to, a particular class or category of tanker.
  • B. aircraftTanker
    Indicates that one aircraft is serving as an aerial refueling tanker for another aircraft.
  • C. primaryTankerModel
    Indicates that one entity is the main or standard tanker model associated with another entity (such as a product line, fleet, or organization).
  • D. tankDesign
    Indicates a relationship where an entity is responsible for or associated with the design or engineering of a tank.
  • E. hasTank
    Indicates that an entity possesses, is equipped with, or contains a tank (such as a storage tank, fuel tank, or similar vessel).
  • F. None of above. chosen

Provenance (7 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_69c6995a72cc8190998e56daa6f8e453 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c70402169481909b219dc5f4a64b9b completed March 27, 2026, 10:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8acbc2024819083576f5a11c1e3a8 completed March 29, 2026, 4:38 a.m.
NEDg Description generation batch_69c8adeb3948819087404b0d7d7e619e completed March 29, 2026, 4:43 a.m.
NED2 Entity disambiguation (via description) batch_69c8aedede388190b8eb79cea223c31c completed March 29, 2026, 4:47 a.m.
PD Predicate disambiguation batch_69c70165e78c8190bf6b3c34e243cb81 completed March 27, 2026, 10:15 p.m.
PDg Predicate description generation batch_69c7040091608190a9e46ecfb2ff0bca completed March 27, 2026, 10:26 p.m.
Created at: March 27, 2026, 4:03 p.m.