Triple

T23120367
Position Surface form Disambiguated ID Type / Status
Subject National Spherical Torus Experiment E576874 entity
Predicate relatedTo P37 FINISHED
Object Alcator C-Mod
Alcator C-Mod was a high-magnetic-field tokamak fusion experiment at MIT known for pioneering research on plasma confinement and stability.
E1570818 NE FINISHED

How this triple was built (4 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: Alcator C-Mod | Statement: [National Spherical Torus Experiment, relatedTo, Alcator C-Mod]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Alcator C-Mod
Context triple: [National Spherical Torus Experiment, relatedTo, Alcator C-Mod]
  • A. Princeton Stellarator
    The Princeton Stellarator is an early experimental fusion device that pioneered the stellarator concept for confining hot plasma with twisted magnetic fields in the quest for controlled nuclear fusion.
  • B. Tokamak Fusion Test Reactor
    The Tokamak Fusion Test Reactor was a major experimental fusion device in the United States that set world records for plasma temperature and fusion power in the late 20th century.
  • C. Wendelstein 7-X
    Wendelstein 7-X is a large experimental stellarator-type nuclear fusion device in Germany designed to study and optimize magnetically confined plasma for future fusion power plants.
  • D. National Spherical Torus Experiment
    The National Spherical Torus Experiment is a major fusion energy research device that studies plasma confinement in a compact, spherical tokamak configuration.
  • E. Experimental Advanced Superconducting Tokamak
    The Experimental Advanced Superconducting Tokamak (EAST) is a Chinese magnetic confinement fusion research reactor designed to study and advance tokamak-based fusion energy technologies.
  • 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: Alcator C-Mod
Triple: [National Spherical Torus Experiment, relatedTo, Alcator C-Mod]
Generated description
Alcator C-Mod was a high-magnetic-field tokamak fusion experiment at MIT known for pioneering research on plasma confinement and stability.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Alcator C-Mod
Target entity description: Alcator C-Mod was a high-magnetic-field tokamak fusion experiment at MIT known for pioneering research on plasma confinement and stability.
  • A. Princeton Stellarator
    The Princeton Stellarator is an early experimental fusion device that pioneered the stellarator concept for confining hot plasma with twisted magnetic fields in the quest for controlled nuclear fusion.
  • B. Tokamak Fusion Test Reactor
    The Tokamak Fusion Test Reactor was a major experimental fusion device in the United States that set world records for plasma temperature and fusion power in the late 20th century.
  • C. Wendelstein 7-X
    Wendelstein 7-X is a large experimental stellarator-type nuclear fusion device in Germany designed to study and optimize magnetically confined plasma for future fusion power plants.
  • D. National Spherical Torus Experiment
    The National Spherical Torus Experiment is a major fusion energy research device that studies plasma confinement in a compact, spherical tokamak configuration.
  • E. Experimental Advanced Superconducting Tokamak
    The Experimental Advanced Superconducting Tokamak (EAST) is a Chinese magnetic confinement fusion research reactor designed to study and advance tokamak-based fusion energy technologies.
  • F. None of above. chosen

Provenance (5 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_69e245f6c2e881909a228fdcfeb7c7d3 completed April 17, 2026, 2:38 p.m.
NER Named-entity recognition batch_69f18e4f9be881908307838bfb5edc0c completed April 29, 2026, 4:51 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c23f050288190977d1e8ea85e56f2 completed May 19, 2026, 8:48 a.m.
NEDg Description generation batch_6a0c271e8a8c8190ba994f557f077288 completed May 19, 2026, 9:02 a.m.
NED2 Entity disambiguation (via description) batch_6a0c27d3befc8190bc7a3697bc0e817b completed May 19, 2026, 9:05 a.m.
Created at: April 17, 2026, 3:59 p.m.