Triple
T401928
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cocos Plate |
E9303
|
entity |
| Predicate | subductionZone |
P7363
|
FINISHED |
| Object |
Middle America Trench
The Middle America Trench is a major oceanic trench in the eastern Pacific off the coasts of Central America, where an oceanic plate descends beneath the adjacent continental margin, generating frequent earthquakes and volcanic activity.
|
E55075
|
NE FINISHED |
How this triple was built (5 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: Middle America Trench | Statement: [Cocos Plate, subductionZone, Middle America Trench]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Middle America Trench Context triple: [Cocos Plate, subductionZone, Middle America Trench]
-
A.
Aleutian Trench
The Aleutian Trench is a deep oceanic trench in the North Pacific where the Pacific Plate subducts beneath the North American Plate, forming part of a major seismically active subduction zone.
-
B.
Puerto Rico Trench
The Puerto Rico Trench is a deep oceanic trench in the western Atlantic, marking the boundary between the Caribbean and North American tectonic plates and containing the region’s greatest ocean depths.
-
C.
Philippine Trench
The Philippine Trench is a deep oceanic trench in the western Pacific, known as one of the deepest points on Earth’s seafloor and a major site of tectonic subduction.
-
D.
Japan Trench
The Japan Trench is a deep oceanic trench off northeastern Japan where the Pacific Plate subducts beneath the Okhotsk Plate, forming part of the Pacific Ring of Fire and generating powerful earthquakes and tsunamis.
-
E.
Sunda Trench
The Sunda Trench is a deep oceanic trench in the eastern Indian Ocean off the coasts of Sumatra and Java, formed by the subduction of the Indo-Australian Plate beneath the Eurasian Plate.
- 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: Middle America Trench Triple: [Cocos Plate, subductionZone, Middle America Trench]
Generated description
The Middle America Trench is a major oceanic trench in the eastern Pacific off the coasts of Central America, where an oceanic plate descends beneath the adjacent continental margin, generating frequent earthquakes and volcanic activity.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Middle America Trench Target entity description: The Middle America Trench is a major oceanic trench in the eastern Pacific off the coasts of Central America, where an oceanic plate descends beneath the adjacent continental margin, generating frequent earthquakes and volcanic activity.
-
A.
Aleutian Trench
The Aleutian Trench is a deep oceanic trench in the North Pacific where the Pacific Plate subducts beneath the North American Plate, forming part of a major seismically active subduction zone.
-
B.
Puerto Rico Trench
The Puerto Rico Trench is a deep oceanic trench in the western Atlantic, marking the boundary between the Caribbean and North American tectonic plates and containing the region’s greatest ocean depths.
-
C.
Philippine Trench
The Philippine Trench is a deep oceanic trench in the western Pacific, known as one of the deepest points on Earth’s seafloor and a major site of tectonic subduction.
-
D.
Japan Trench
The Japan Trench is a deep oceanic trench off northeastern Japan where the Pacific Plate subducts beneath the Okhotsk Plate, forming part of the Pacific Ring of Fire and generating powerful earthquakes and tsunamis.
-
E.
Sunda Trench
The Sunda Trench is a deep oceanic trench in the eastern Indian Ocean off the coasts of Sumatra and Java, formed by the subduction of the Indo-Australian Plate beneath the Eurasian Plate.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: subductionZone Context triple: [Cocos Plate, subductionZone, Middle America Trench]
-
A.
subductionZoneName
chosen
Indicates the specific name assigned to a subduction zone where one tectonic plate is forced beneath another.
-
B.
subductionStyle
Indicates the manner or mode in which one tectonic plate descends beneath another at a convergent plate boundary.
-
C.
subductsBeneath
Indicates that one entity moves downward and underneath another, typically as part of a convergent or overriding interaction.
-
D.
locatedOnTectonicBoundary
Indicates that one entity is situated directly on or along the tectonic plate boundary associated with another entity.
-
E.
volcanicArcOrBelt
Indicates that one entity is a volcanic arc or belt associated with, or related to, another entity (such as a tectonic setting, region, or geological feature).
- F. None of above.
Provenance (6 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_69a2e8004cb88190b92ed1add6abf41a |
completed | Feb. 28, 2026, 1:05 p.m. |
| NER | Named-entity recognition | batch_69a2ec9f77888190bcc2bc68d201ed35 |
completed | Feb. 28, 2026, 1:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a43667f180819099661c2cc5d8b188 |
completed | March 1, 2026, 12:51 p.m. |
| NEDg | Description generation | batch_69a436e9fc9081909faf007c593e9537 |
completed | March 1, 2026, 12:54 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a43755152881909a4dfa8b31a0aad6 |
completed | March 1, 2026, 12:55 p.m. |
| PD | Predicate disambiguation | batch_69a2e96ee4ec8190a5c0e3f491d3963d |
completed | Feb. 28, 2026, 1:11 p.m. |
Created at: Feb. 28, 2026, 1:08 p.m.