Triple

T14986583
Position Surface form Disambiguated ID Type / Status
Subject Aliso Canyon Oil Field E373717 entity
Predicate wellInvolved P1256 FINISHED
Object SS-25
SS-25 is the specific natural gas storage well at the Aliso Canyon facility that was the source of the massive 2015–2016 methane leak in California.
E1129496 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: SS-25 | Statement: [Aliso Canyon Oil Field, wellInvolved, SS-25]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: SS-25
Context triple: [Aliso Canyon Oil Field, wellInvolved, SS-25]
  • A. SS-287
    SS-287 is the hull number of USS Bowfin, a World War II-era Balao-class submarine of the United States Navy now preserved as a museum ship.
  • B. SS-2 Sibling
    SS-2 Sibling is the NATO reporting name for the Soviet R-2, an early short-range ballistic missile developed in the late 1940s and 1950s as an improved derivative of the German V-2.
  • C. SS-18 Mod 5
    SS-18 Mod 5 is a variant of the Soviet/Russian R-36M (NATO reporting name "SS-18 Satan") heavy intercontinental ballistic missile, designed to carry multiple nuclear warheads for strategic deterrence.
  • D. SS-18 Mod 4
    SS-18 Mod 4 is a specific variant of the Soviet/Russian R-36M (NATO reporting name "SS-18 Satan") heavy intercontinental ballistic missile, designed to deliver multiple nuclear warheads over intercontinental ranges.
  • E. SS-18 Mod 3
    SS-18 Mod 3 is a specific variant of the Soviet/Russian R-36M (SS-18 "Satan") intercontinental ballistic missile, designed to deliver multiple nuclear warheads over intercontinental ranges.
  • 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: SS-25
Triple: [Aliso Canyon Oil Field, wellInvolved, SS-25]
Generated description
SS-25 is the specific natural gas storage well at the Aliso Canyon facility that was the source of the massive 2015–2016 methane leak in California.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: SS-25
Target entity description: SS-25 is the specific natural gas storage well at the Aliso Canyon facility that was the source of the massive 2015–2016 methane leak in California.
  • A. SS-287
    SS-287 is the hull number of USS Bowfin, a World War II-era Balao-class submarine of the United States Navy now preserved as a museum ship.
  • B. SS-2 Sibling
    SS-2 Sibling is the NATO reporting name for the Soviet R-2, an early short-range ballistic missile developed in the late 1940s and 1950s as an improved derivative of the German V-2.
  • C. SS-18 Mod 5
    SS-18 Mod 5 is a variant of the Soviet/Russian R-36M (NATO reporting name "SS-18 Satan") heavy intercontinental ballistic missile, designed to carry multiple nuclear warheads for strategic deterrence.
  • D. SS-18 Mod 4
    SS-18 Mod 4 is a specific variant of the Soviet/Russian R-36M (NATO reporting name "SS-18 Satan") heavy intercontinental ballistic missile, designed to deliver multiple nuclear warheads over intercontinental ranges.
  • E. SS-18 Mod 3
    SS-18 Mod 3 is a specific variant of the Soviet/Russian R-36M (SS-18 "Satan") intercontinental ballistic missile, designed to deliver multiple nuclear warheads over intercontinental ranges.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: wellInvolved
Context triple: [Aliso Canyon Oil Field, wellInvolved, SS-25]
  • A. oftenInvolvedWith
    Indicates that one entity frequently participates in or is commonly associated with activities, events, or situations involving another entity.
  • B. stillInvolvedIn
    Indicates that an entity continues to participate in or be associated with a particular activity, role, or relationship at the present time.
  • C. rightInvolved
    Indicates that an entity is involved in or associated with a legal or formal right held, exercised, or affected in a given context.
  • D. involves chosen
    Indicates that an entity participates in, is a part of, or is implicated within a particular event, process, or relationship.
  • E. mayBeInvolvedIn
    Indicates that an entity has a possible, but not certain, participation or role in a particular event, activity, or situation.
  • F. None of above.

Provenance (6 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_69d85ccc84388190aa151e5173370c8d completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded7007588819095bb1de029a6f2eb completed April 15, 2026, 12:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe8c036bfc8190b01bf2128403f557 completed May 9, 2026, 1:21 a.m.
NEDg Description generation batch_69fe8dc977448190a01c55d99d4d9034 completed May 9, 2026, 1:28 a.m.
NED2 Entity disambiguation (via description) batch_69fe8e9e62a4819089b3568d277d5262 completed May 9, 2026, 1:32 a.m.
PD Predicate disambiguation batch_69de9a6169b48190a679609febd2d0e3 completed April 14, 2026, 7:49 p.m.
Created at: April 10, 2026, 2:52 a.m.