Triple

T1981617
Position Surface form Disambiguated ID Type / Status
Subject Second voyage of James Cook E43037 entity
Predicate usedInstrument P933 FINISHED
Object Larcum Kendall K1 chronometer
The Larcum Kendall K1 chronometer was an 18th-century marine timekeeper, closely modeled on John Harrison’s H4, that famously demonstrated the practicality of accurate longitude determination at sea.
E221228 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: Larcum Kendall K1 chronometer | Statement: [Second voyage of James Cook, usedInstrument, Larcum Kendall K1 chronometer]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Larcum Kendall K1 chronometer
Context triple: [Second voyage of James Cook, usedInstrument, Larcum Kendall K1 chronometer]
  • A. Longines
    Longines is a Swiss luxury watchmaker renowned for its elegant timepieces and long-standing association with equestrian sports and precision timekeeping.
  • B. Horologium Oscillatorium
    Horologium Oscillatorium is a landmark 1673 treatise by Christiaan Huygens that laid the foundations of pendulum clock theory and classical mechanics, including an early formulation of the laws of motion and the tautochrone problem.
  • C. U.S. Naval Observatory Master Clock
    The U.S. Naval Observatory Master Clock is the primary time standard of the United States, providing ultra-precise reference time for military, governmental, and global positioning system (GPS) operations.
  • D. Clock Museum
    The Clock Museum is a specialized museum in Ploiești, Romania, dedicated to the history and display of clocks and timekeeping devices.
  • E. Colgate Clock
    The Colgate Clock is a large, historic riverside clock and former advertising landmark located on the Hudson River waterfront in Jersey City, New Jersey.
  • 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: Larcum Kendall K1 chronometer
Triple: [Second voyage of James Cook, usedInstrument, Larcum Kendall K1 chronometer]
Generated description
The Larcum Kendall K1 chronometer was an 18th-century marine timekeeper, closely modeled on John Harrison’s H4, that famously demonstrated the practicality of accurate longitude determination at sea.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Larcum Kendall K1 chronometer
Target entity description: The Larcum Kendall K1 chronometer was an 18th-century marine timekeeper, closely modeled on John Harrison’s H4, that famously demonstrated the practicality of accurate longitude determination at sea.
  • A. Longines
    Longines is a Swiss luxury watchmaker renowned for its elegant timepieces and long-standing association with equestrian sports and precision timekeeping.
  • B. Horologium Oscillatorium
    Horologium Oscillatorium is a landmark 1673 treatise by Christiaan Huygens that laid the foundations of pendulum clock theory and classical mechanics, including an early formulation of the laws of motion and the tautochrone problem.
  • C. U.S. Naval Observatory Master Clock
    The U.S. Naval Observatory Master Clock is the primary time standard of the United States, providing ultra-precise reference time for military, governmental, and global positioning system (GPS) operations.
  • D. Clock Museum
    The Clock Museum is a specialized museum in Ploiești, Romania, dedicated to the history and display of clocks and timekeeping devices.
  • E. Colgate Clock
    The Colgate Clock is a large, historic riverside clock and former advertising landmark located on the Hudson River waterfront in Jersey City, New Jersey.
  • 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_69a88713ddc88190a969715658ebe7a8 completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb81ddddc819099acc2740de0b236 completed March 7, 2026, 5:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae032e1f648190acb502b9f82fe8c2 completed March 8, 2026, 11:15 p.m.
NEDg Description generation batch_69ae03b52ed08190a8c8fb8f81073bb3 completed March 8, 2026, 11:18 p.m.
NED2 Entity disambiguation (via description) batch_69ae0433b90c81909af348d9a3dcdbec completed March 8, 2026, 11:20 p.m.
Created at: March 4, 2026, 7:37 p.m.