Triple

T2931340
Position Surface form Disambiguated ID Type / Status
Subject Islamic astronomy E78962 entity
Predicate introducedConcept P201 FINISHED
Object Ibn al-Shatir planetary model
The Ibn al-Shatir planetary model is a 14th-century geocentric astronomical system that replaced Ptolemy’s equant with epicycles to more accurately predict planetary motions and anticipated key mathematical features of later heliocentric models.
E311987 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: Ibn al-Shatir planetary model | Statement: [Islamic astronomy, introducedConcept, Ibn al-Shatir planetary model]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ibn al-Shatir planetary model
Context triple: [Islamic astronomy, introducedConcept, Ibn al-Shatir planetary model]
  • A. Alfonsine Tables
    The Alfonsine Tables are a set of medieval astronomical tables, compiled under the patronage of Alfonso X of Castile in the 13th century, that provided planetary positions and were widely used in Europe for centuries.
  • B. Tychonic system
    The Tychonic system is a historical hybrid model of the cosmos in which Earth is stationary at the center while the Sun orbits Earth and the other planets orbit the Sun, proposed as a compromise between geocentric and heliocentric theories.
  • C. Ptolemaic system
    The Ptolemaic system is an ancient geocentric cosmological model that places Earth at the center of the universe with the Sun, Moon, and planets moving around it in complex circular paths.
  • D. Rudolphine Tables
    The Rudolphine Tables are a landmark 17th-century star catalog and set of astronomical tables compiled by Johannes Kepler, renowned for their unprecedented accuracy in predicting planetary positions.
  • E. Copernican system
    The Copernican system is the heliocentric model of the cosmos that placed the Sun, rather than the Earth, at the center of planetary motion, fundamentally transforming astronomy and 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: Ibn al-Shatir planetary model
Triple: [Islamic astronomy, introducedConcept, Ibn al-Shatir planetary model]
Generated description
The Ibn al-Shatir planetary model is a 14th-century geocentric astronomical system that replaced Ptolemy’s equant with epicycles to more accurately predict planetary motions and anticipated key mathematical features of later heliocentric models.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ibn al-Shatir planetary model
Target entity description: The Ibn al-Shatir planetary model is a 14th-century geocentric astronomical system that replaced Ptolemy’s equant with epicycles to more accurately predict planetary motions and anticipated key mathematical features of later heliocentric models.
  • A. Alfonsine Tables
    The Alfonsine Tables are a set of medieval astronomical tables, compiled under the patronage of Alfonso X of Castile in the 13th century, that provided planetary positions and were widely used in Europe for centuries.
  • B. Tychonic system
    The Tychonic system is a historical hybrid model of the cosmos in which Earth is stationary at the center while the Sun orbits Earth and the other planets orbit the Sun, proposed as a compromise between geocentric and heliocentric theories.
  • C. Ptolemaic system
    The Ptolemaic system is an ancient geocentric cosmological model that places Earth at the center of the universe with the Sun, Moon, and planets moving around it in complex circular paths.
  • D. Rudolphine Tables
    The Rudolphine Tables are a landmark 17th-century star catalog and set of astronomical tables compiled by Johannes Kepler, renowned for their unprecedented accuracy in predicting planetary positions.
  • E. Copernican system
    The Copernican system is the heliocentric model of the cosmos that placed the Sun, rather than the Earth, at the center of planetary motion, fundamentally transforming astronomy and 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_69ad8b0d40b481908bc2a5fa2e73c3fb completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad980368e48190a50b59917af4786a completed March 8, 2026, 3:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69b086740d648190927afcb6bd25ccb1 completed March 10, 2026, 9 p.m.
NEDg Description generation batch_69b0df2b824c8190b7615af06f588644 completed March 11, 2026, 3:19 a.m.
NED2 Entity disambiguation (via description) batch_69b0dfed672c8190a5ce365ce31182be completed March 11, 2026, 3:22 a.m.
Created at: March 8, 2026, 2:55 p.m.