Triple

T18371471
Position Surface form Disambiguated ID Type / Status
Subject James Dewar E446189 entity
Predicate notableInvention P4 FINISHED
Object Dewar flask
The Dewar flask is a double-walled, vacuum-insulated container designed to greatly reduce heat transfer, commonly used to store liquefied gases and as the basis for modern thermos bottles.
 E1320798 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: Dewar flask | Statement: [James Dewar, notableInvention, Dewar flask]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dewar flask
Context triple: [James Dewar, notableInvention, Dewar flask]
  • A. Beaker
    Beaker is a high-strung, squeaky-voiced lab assistant from The Muppets, known for his nervous demeanor and frequent mishaps in scientific experiments.
  • B. Dewar Shield
    The Dewar Shield is a historic English football trophy contested in London as a charitable competition in the early 20th century.
  • C. Bunsen
    Bunsen is a German surname most famously associated with chemist Robert Bunsen, co-developer of the Bunsen burner.
  • D. Tumbler
    Tumbler was a series of early 1950s U.S. nuclear weapons tests conducted at the Nevada Test Site to study blast and radiation effects.
  • E. Tumbler
    Tumbler is a close associate and ally of master car thief Memphis Raines in the action film "Gone in 60 Seconds."
  • 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: Dewar flask
Triple: [James Dewar, notableInvention, Dewar flask]
Generated description
The Dewar flask is a double-walled, vacuum-insulated container designed to greatly reduce heat transfer, commonly used to store liquefied gases and as the basis for modern thermos bottles.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Dewar flask
Target entity description: The Dewar flask is a double-walled, vacuum-insulated container designed to greatly reduce heat transfer, commonly used to store liquefied gases and as the basis for modern thermos bottles.
  • A. Beaker
    Beaker is a high-strung, squeaky-voiced lab assistant from The Muppets, known for his nervous demeanor and frequent mishaps in scientific experiments.
  • B. Dewar Shield
    The Dewar Shield is a historic English football trophy contested in London as a charitable competition in the early 20th century.
  • C. Bunsen
    Bunsen is a German surname most famously associated with chemist Robert Bunsen, co-developer of the Bunsen burner.
  • D. Tumbler
    Tumbler was a series of early 1950s U.S. nuclear weapons tests conducted at the Nevada Test Site to study blast and radiation effects.
  • E. Tumbler
    Tumbler is a close associate and ally of master car thief Memphis Raines in the action film "Gone in 60 Seconds."
  • 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_69d8b9f370b88190b1e5081c2c238e7f completed April 10, 2026, 8:50 a.m.
NER Named-entity recognition batch_69e5175324e48190a00572e15423feb7 completed April 19, 2026, 5:56 p.m.
NED1 Entity disambiguation (via context triple) batch_6a03d77869e48190a7221d97c99dd2fd completed May 13, 2026, 1:44 a.m.
NEDg Description generation batch_6a03d831538881908117b180f6cb16da completed May 13, 2026, 1:47 a.m.
NED2 Entity disambiguation (via description) batch_6a03d8b2a8208190a3c346db913cf58c completed May 13, 2026, 1:49 a.m.
Created at: April 10, 2026, 10:44 a.m.