Triple

T22067513
Position Surface form Disambiguated ID Type / Status
Subject August Wilhelm von Hofmann E545313 entity
Predicate knownFor P22 FINISHED
Object Hofmann voltameter
The Hofmann voltameter is a classic laboratory apparatus used to demonstrate and measure the electrolysis of water into hydrogen and oxygen gases.
E1516420 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: Hofmann voltameter | Statement: [August Wilhelm von Hofmann, knownFor, Hofmann voltameter]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hofmann voltameter
Context triple: [August Wilhelm von Hofmann, knownFor, Hofmann voltameter]
  • A. Bunsen cell
    The Bunsen cell is a 19th-century zinc–carbon electrochemical cell that provided a relatively powerful and inexpensive source of direct current for early laboratory and industrial applications.
  • B. Voltaic pile
    The Voltaic pile is the first chemical battery, invented by Alessandro Volta, which provided a continuous and reliable source of electric current and laid the foundation for modern electrochemistry and electrical engineering.
  • C. Nernst–Lamp
    The Nernst–Lamp is an early type of electric lamp that used a heated ceramic rod as a light-emitting element and played a significant role in the development of incandescent lighting technology.
  • D. Leyden jar
    The Leyden jar is an early form of capacitor that stores static electric charge on metal foil layers separated by an insulating glass container.
  • E. Bridgman anvil cell
    The Bridgman anvil cell is a high-pressure device that uses opposed anvils to compress small samples to extreme pressures for experimental research in physics and materials science.
  • 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: Hofmann voltameter
Triple: [August Wilhelm von Hofmann, knownFor, Hofmann voltameter]
Generated description
The Hofmann voltameter is a classic laboratory apparatus used to demonstrate and measure the electrolysis of water into hydrogen and oxygen gases.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hofmann voltameter
Target entity description: The Hofmann voltameter is a classic laboratory apparatus used to demonstrate and measure the electrolysis of water into hydrogen and oxygen gases.
  • A. Bunsen cell
    The Bunsen cell is a 19th-century zinc–carbon electrochemical cell that provided a relatively powerful and inexpensive source of direct current for early laboratory and industrial applications.
  • B. Voltaic pile
    The Voltaic pile is the first chemical battery, invented by Alessandro Volta, which provided a continuous and reliable source of electric current and laid the foundation for modern electrochemistry and electrical engineering.
  • C. Nernst–Lamp
    The Nernst–Lamp is an early type of electric lamp that used a heated ceramic rod as a light-emitting element and played a significant role in the development of incandescent lighting technology.
  • D. Leyden jar
    The Leyden jar is an early form of capacitor that stores static electric charge on metal foil layers separated by an insulating glass container.
  • E. Bridgman anvil cell
    The Bridgman anvil cell is a high-pressure device that uses opposed anvils to compress small samples to extreme pressures for experimental research in physics and materials science.
  • 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_69e11e344dfc81909b1d88a7221329c7 completed April 16, 2026, 5:36 p.m.
NER Named-entity recognition batch_69f12884937c819095d3af69123fa2cb completed April 28, 2026, 9:37 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a80af70208190b13181f4be83f876 completed May 18, 2026, 2:59 a.m.
NEDg Description generation batch_6a0a8187516481909d8075dfc025614e completed May 18, 2026, 3:03 a.m.
NED2 Entity disambiguation (via description) batch_6a0a8267498481908a2ba238fcdc1547 completed May 18, 2026, 3:07 a.m.
Created at: April 16, 2026, 8:27 p.m.