Triple
T9504179
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Eoarchean Era |
E229220
|
entity |
| Predicate | hasRockRecord |
P88422
|
FINISHED |
| Object |
Isua Greenstone Belt
The Isua Greenstone Belt is one of the oldest known rock formations on Earth, preserving early Archean crust and some of the earliest evidence of geological and possibly biological activity.
|
E804854
|
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: Isua Greenstone Belt | Statement: [Eoarchean Era, hasRockRecord, Isua Greenstone Belt]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Isua Greenstone Belt Context triple: [Eoarchean Era, hasRockRecord, Isua Greenstone Belt]
-
A.
Nuvvuagittuq Greenstone Belt
The Nuvvuagittuq Greenstone Belt is an ancient rock formation in northern Quebec, Canada, that contains some of the oldest known rocks on Earth, offering key insights into early crustal evolution and the conditions on the young planet.
-
B.
Lufilian Belt
The Lufilian Belt is a major Neoproterozoic mountain belt in south-central Africa, renowned for its rich copper-cobalt mineralization and its role in the tectonic evolution of the Congo and Kalahari cratons.
-
C.
Barberton Greenstone Belt
The Barberton Greenstone Belt is one of the oldest and best-preserved pieces of Earth’s early continental crust, renowned for its Archean volcanic and sedimentary rocks that provide key evidence about the planet’s early geological and biological history.
-
D.
Acasta Gneiss Complex
The Acasta Gneiss Complex is one of the oldest known rock formations on Earth, consisting of highly metamorphosed ancient continental crust located in the Canadian Shield of Northwest Territories, Canada.
-
E.
Grenville orogenic belt
The Grenville orogenic belt is a vast, ancient mountain-building region in eastern North America and beyond, formed over a billion years ago and representing one of the major Precambrian collisional events in Earth’s history.
- 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: Isua Greenstone Belt Triple: [Eoarchean Era, hasRockRecord, Isua Greenstone Belt]
Generated description
The Isua Greenstone Belt is one of the oldest known rock formations on Earth, preserving early Archean crust and some of the earliest evidence of geological and possibly biological activity.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Isua Greenstone Belt Target entity description: The Isua Greenstone Belt is one of the oldest known rock formations on Earth, preserving early Archean crust and some of the earliest evidence of geological and possibly biological activity.
-
A.
Nuvvuagittuq Greenstone Belt
The Nuvvuagittuq Greenstone Belt is an ancient rock formation in northern Quebec, Canada, that contains some of the oldest known rocks on Earth, offering key insights into early crustal evolution and the conditions on the young planet.
-
B.
Lufilian Belt
The Lufilian Belt is a major Neoproterozoic mountain belt in south-central Africa, renowned for its rich copper-cobalt mineralization and its role in the tectonic evolution of the Congo and Kalahari cratons.
-
C.
Barberton Greenstone Belt
The Barberton Greenstone Belt is one of the oldest and best-preserved pieces of Earth’s early continental crust, renowned for its Archean volcanic and sedimentary rocks that provide key evidence about the planet’s early geological and biological history.
-
D.
Acasta Gneiss Complex
The Acasta Gneiss Complex is one of the oldest known rock formations on Earth, consisting of highly metamorphosed ancient continental crust located in the Canadian Shield of Northwest Territories, Canada.
-
E.
Grenville orogenic belt
The Grenville orogenic belt is a vast, ancient mountain-building region in eastern North America and beyond, formed over a billion years ago and representing one of the major Precambrian collisional events in Earth’s history.
- 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_69ca847611c48190a28c028644198c75 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd9840148081908df237f212b62e67 |
completed | April 1, 2026, 10:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d14c09b9f88190b279335b5289defb |
completed | April 4, 2026, 5:36 p.m. |
| NEDg | Description generation | batch_69d14ce2abe48190b554d08ca34508b0 |
completed | April 4, 2026, 5:39 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d14d6abc9481909401a8cc097c304d |
completed | April 4, 2026, 5:42 p.m. |
Created at: March 30, 2026, 7:57 p.m.