Triple
T2305831
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tehuantepec Ridge |
E51835
|
entity |
| Predicate | namedAfter |
P63
|
FINISHED |
| Object | Isthmus of Tehuantepec |
E225988
|
NE FINISHED |
How this triple was built (2 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: Isthmus of Tehuantepec | Statement: [Tehuantepec Ridge, namedAfter, Isthmus of Tehuantepec]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Isthmus of Tehuantepec Context triple: [Tehuantepec Ridge, namedAfter, Isthmus of Tehuantepec]
-
A.
Isthmus of Tehuantepec
chosen
The Isthmus of Tehuantepec is the narrowest part of Mexico between the Gulf of Mexico and the Pacific Ocean, historically significant as a trade and transit corridor and culturally notable for its Indigenous communities.
-
B.
Isthmus of Panama
The Isthmus of Panama is the narrow strip of land in Central America that links North and South America and separates the Caribbean Sea from the Pacific Ocean.
-
C.
Darién Gap
The Darién Gap is a dense, roadless swath of jungle and swamp between Panama and Colombia known as one of the most dangerous and impassable stretches in the Americas.
-
D.
San Bernardino Strait
San Bernardino Strait is a vital waterway in the central Philippines that separates the islands of Luzon and Samar and links the Philippine Sea with the inland seas of the archipelago.
-
E.
Tehuantepec Ridge
Tehuantepec Ridge is a prominent submarine volcanic ridge on the Cocos Plate in the eastern Pacific Ocean, extending toward the Middle America Trench off the coast of southern Mexico.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a88b0bb30c81908ded03b006d29387 |
completed | March 4, 2026, 7:42 p.m. |
| NER | Named-entity recognition | batch_69abc60300388190993bed7d312a92d5 |
completed | March 7, 2026, 6:30 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae960dfb708190868126460d27b144 |
completed | March 9, 2026, 9:42 a.m. |
Created at: March 4, 2026, 7:49 p.m.