Triple

T11253278
Position Surface form Disambiguated ID Type / Status
Subject Board of Longitude E266373 entity
Predicate notableAssociatedPerson P1481 FINISHED
Object Tobias Mayer
Tobias Mayer was an 18th-century German astronomer and cartographer renowned for his precise lunar tables, which significantly improved navigation at sea and contributed to solving the longitude problem.
E914468 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: Tobias Mayer | Statement: [Board of Longitude, notableAssociatedPerson, Tobias Mayer]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tobias Mayer
Context triple: [Board of Longitude, notableAssociatedPerson, Tobias Mayer]
  • A. Friedrich Bessel
    Friedrich Bessel was a German astronomer and mathematician renowned for his precise measurements of stellar positions and distances, including the first reliable determination of a star’s parallax.
  • B. Georg de Lalande
    Georg de Lalande was a German architect active in the early 20th century, known for designing prominent public and governmental buildings in East Asia.
  • C. Johann Elert Bode
    Johann Elert Bode was an 18th–19th century German astronomer best known for popularizing the Titius–Bode law and for his influential star atlases and astronomical tables.
  • D. Johann Heinrich Lambert
    Johann Heinrich Lambert was an 18th-century German-Swiss polymath of the Enlightenment, renowned for his pioneering work in mathematics, physics, astronomy, and philosophy, including the first rigorous proof of the irrationality of π.
  • E. Gottfried Kirch
    Gottfried Kirch was a 17th-century German astronomer known for his systematic observations, comet discoveries, and contributions to early modern celestial cataloging.
  • 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: Tobias Mayer
Triple: [Board of Longitude, notableAssociatedPerson, Tobias Mayer]
Generated description
Tobias Mayer was an 18th-century German astronomer and cartographer renowned for his precise lunar tables, which significantly improved navigation at sea and contributed to solving the longitude problem.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tobias Mayer
Target entity description: Tobias Mayer was an 18th-century German astronomer and cartographer renowned for his precise lunar tables, which significantly improved navigation at sea and contributed to solving the longitude problem.
  • A. Friedrich Bessel
    Friedrich Bessel was a German astronomer and mathematician renowned for his precise measurements of stellar positions and distances, including the first reliable determination of a star’s parallax.
  • B. Georg de Lalande
    Georg de Lalande was a German architect active in the early 20th century, known for designing prominent public and governmental buildings in East Asia.
  • C. Johann Elert Bode
    Johann Elert Bode was an 18th–19th century German astronomer best known for popularizing the Titius–Bode law and for his influential star atlases and astronomical tables.
  • D. Johann Heinrich Lambert
    Johann Heinrich Lambert was an 18th-century German-Swiss polymath of the Enlightenment, renowned for his pioneering work in mathematics, physics, astronomy, and philosophy, including the first rigorous proof of the irrationality of π.
  • E. Gottfried Kirch
    Gottfried Kirch was a 17th-century German astronomer known for his systematic observations, comet discoveries, and contributions to early modern celestial cataloging.
  • 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_69d6aac7953c8190b82caf9d7640fdf9 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e933648481909873094bc89ed041 completed April 9, 2026, 6 p.m.
NED1 Entity disambiguation (via context triple) batch_69e4cc941d34819099ae30713bdd03e5 completed April 19, 2026, 12:37 p.m.
NEDg Description generation batch_69e4d9ec9964819084bd7118e49c41a2 completed April 19, 2026, 1:34 p.m.
NED2 Entity disambiguation (via description) batch_69e4ddab4ef48190ab7f371da765c6c0 completed April 19, 2026, 1:50 p.m.
Created at: April 8, 2026, 9:31 p.m.