Triple

T9446803
Position Surface form Disambiguated ID Type / Status
Subject Fukushima Daiichi Unit 2 E227784 entity
Predicate containmentType P35299 FINISHED
Object Mark I
Mark I is a General Electric-designed boiling water reactor containment system characterized by a compact, pressure-suppression torus configuration used in several nuclear power plants worldwide.
E799459 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: Mark I | Statement: [Fukushima Daiichi Unit 2, containmentType, Mark I]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mark I
Context triple: [Fukushima Daiichi Unit 2, containmentType, Mark I]
  • A. Mark I
    Mark I is the first crude, improvised Iron Man armor suit built by Tony Stark in captivity, serving as the prototype for all subsequent Iron Man armors.
  • B. Mark I tank
    The Mark I tank was the world’s first operational armored fighting vehicle, introduced by Britain during World War I to break the stalemate of trench warfare.
  • C. Mark II
    Mark II is Tony Stark’s early silver-colored Iron Man armor prototype that served as the basis for later, more advanced suits.
  • D. Mark I trains
    Mark I trains were the original streamlined monorail vehicles introduced at Disneyland, showcasing mid-20th-century futuristic design and serving as an early icon of modern theme park transportation.
  • E. Mark I armor
    The Mark I armor is Tony Stark’s first crude, improvised Iron Man suit, built in captivity and serving as the prototype for all subsequent Iron Man armors.
  • 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: Mark I
Triple: [Fukushima Daiichi Unit 2, containmentType, Mark I]
Generated description
Mark I is a General Electric-designed boiling water reactor containment system characterized by a compact, pressure-suppression torus configuration used in several nuclear power plants worldwide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mark I
Target entity description: Mark I is a General Electric-designed boiling water reactor containment system characterized by a compact, pressure-suppression torus configuration used in several nuclear power plants worldwide.
  • A. Mark I
    Mark I is the first crude, improvised Iron Man armor suit built by Tony Stark in captivity, serving as the prototype for all subsequent Iron Man armors.
  • B. Mark I tank
    The Mark I tank was the world’s first operational armored fighting vehicle, introduced by Britain during World War I to break the stalemate of trench warfare.
  • C. Mark II
    Mark II is Tony Stark’s early silver-colored Iron Man armor prototype that served as the basis for later, more advanced suits.
  • D. Mark I trains
    Mark I trains were the original streamlined monorail vehicles introduced at Disneyland, showcasing mid-20th-century futuristic design and serving as an early icon of modern theme park transportation.
  • E. Mark I armor
    The Mark I armor is Tony Stark’s first crude, improvised Iron Man suit, built in captivity and serving as the prototype for all subsequent Iron Man armors.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: containmentType
Context triple: [Fukushima Daiichi Unit 2, containmentType, Mark I]
  • A. primaryContainmentType
    Indicates the main method or structure used to hold, enclose, or confine one entity within another.
  • B. containedWith
    Indicates that one entity is located or kept inside the bounds or interior space of another entity.
  • C. containerType
    Indicates the specific kind or category of container associated with or used to hold an entity.
  • D. hasContainmentType chosen
    Indicates the specific way in which one entity is contained within or enclosed by another.
  • E. protectionType
    Indicates the kind or method of protection that is applied to or associated with an entity.
  • 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_69ca8439f8bc8190997f2ef40c9f0bc2 completed March 30, 2026, 2:10 p.m.
NER Named-entity recognition batch_69cd7f35394c8190aa77528dabd6139c completed April 1, 2026, 8:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1106aeb708190bbbe1d05b7472194 completed April 4, 2026, 1:21 p.m.
NEDg Description generation batch_69d111213e9081909865b086681d1bbd completed April 4, 2026, 1:24 p.m.
NED2 Entity disambiguation (via description) batch_69d111ab40a48190bb77c1cf80ef87a8 completed April 4, 2026, 1:27 p.m.
PD Predicate disambiguation batch_69cca5596ffc819097e9c8eefd4ef9b8 completed April 1, 2026, 4:55 a.m.
Created at: March 30, 2026, 7:51 p.m.