Triple
T20963302
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tahrir al-Majisti |
E516303
|
entity |
| Predicate | commentaryOn |
P21592
|
FINISHED |
| Object | Ptolemy’s trigonometry |
—
|
NE NERFINISHED |
How this triple was built (3 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: Ptolemy’s trigonometry | Statement: [Tahrir al-Majisti, commentaryOn, Ptolemy’s trigonometry]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ptolemy’s trigonometry Context triple: [Tahrir al-Majisti, commentaryOn, Ptolemy’s trigonometry]
-
A.
Ptolemy’s equant
Ptolemy’s equant is a geometric device in his planetary theory that allows planets to move with uniform angular speed around an off-center point, introduced to better match observed non-uniform planetary motion.
-
B.
Canon doctrinae triangulorum
Canon doctrinae triangulorum is a 16th-century trigonometric table and treatise by Georg Joachim Rheticus that significantly advanced the use of trigonometry in astronomy and mathematics.
-
C.
Prutenic Tables
The Prutenic Tables were influential 16th-century astronomical tables based on Copernican heliocentric theory, used for predicting planetary positions before being superseded by more accurate works like the Rudolphine Tables.
-
D.
On the Measurement of the Circle
On the Measurement of the Circle is a mathematical treatise by Archimedes in which he rigorously approximates the value of π and explores properties of circles.
-
E.
Opus Palatinum de Triangulis
Opus Palatinum de Triangulis is a major 16th-century mathematical treatise that systematically develops trigonometry, especially trigonometric tables, and significantly advanced astronomical calculation.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ptolemy’s trigonometry Target entity description: Ptolemy’s trigonometry is the system of geometric and numerical methods for calculating chords and angles in circles developed by the Greco-Roman astronomer Claudius Ptolemy, foundational for ancient and medieval astronomy.
-
A.
Ptolemy’s equant
Ptolemy’s equant is a geometric device in his planetary theory that allows planets to move with uniform angular speed around an off-center point, introduced to better match observed non-uniform planetary motion.
-
B.
Canon doctrinae triangulorum
Canon doctrinae triangulorum is a 16th-century trigonometric table and treatise by Georg Joachim Rheticus that significantly advanced the use of trigonometry in astronomy and mathematics.
-
C.
Prutenic Tables
The Prutenic Tables were influential 16th-century astronomical tables based on Copernican heliocentric theory, used for predicting planetary positions before being superseded by more accurate works like the Rudolphine Tables.
-
D.
On the Measurement of the Circle
On the Measurement of the Circle is a mathematical treatise by Archimedes in which he rigorously approximates the value of π and explores properties of circles.
-
E.
Opus Palatinum de Triangulis
Opus Palatinum de Triangulis is a major 16th-century mathematical treatise that systematically develops trigonometry, especially trigonometric tables, and significantly advanced astronomical calculation.
- F. None of above. chosen
Provenance (2 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_69e0b4fde6c48190af1398e7e734629e |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6fb710d6c8190a2daacaad3b22683 |
completed | April 21, 2026, 4:22 a.m. |
Created at: April 16, 2026, 1:32 p.m.