Triple
T14001087
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Bruno |
E336824
|
entity |
| Predicate | locatedOnFault |
P944
|
FINISHED |
| Object | San Andreas Fault |
E2244
|
NE FINISHED |
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: San Andreas Fault | Statement: [San Bruno, locatedOnFault, San Andreas Fault]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Andreas Fault Context triple: [San Bruno, locatedOnFault, San Andreas Fault]
-
A.
San Andreas Fault
chosen
The San Andreas Fault is a major tectonic boundary in California where the Pacific and North American plates meet, notorious for generating powerful earthquakes.
-
B.
Limagne fault
The Limagne fault is a major geological fault system in central France that forms part of the Limagne graben and helps define the tectonic setting of the Chaîne des Puys volcanic region.
-
C.
Hayward Fault
The Hayward Fault is a major geologic fault in the San Francisco Bay Area known for its high seismic risk and potential to generate powerful earthquakes.
-
D.
Calaveras Fault
The Calaveras Fault is a major right-lateral strike-slip fault in central California that forms part of the San Andreas Fault system and is known for producing frequent small to moderate earthquakes.
-
E.
Elsinore Fault Zone
The Elsinore Fault Zone is a major right-lateral strike-slip fault system in Southern California that accommodates part of the motion between the Pacific and North American tectonic plates and poses significant seismic hazard to the region.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: locatedOnFault Context triple: [San Bruno, locatedOnFault, San Andreas Fault]
-
A.
locatedOnTectonicBoundary
chosen
Indicates that one entity is situated directly on or along the tectonic plate boundary associated with another entity.
-
B.
locatedIn
Indicates that one entity exists or is situated within the spatial, administrative, or conceptual boundaries of another entity.
-
C.
rupturedFaultSystem
Indicates that a seismic event has caused a fault system to break and slip along one or more of its segments.
-
D.
locatedAlong
Indicates that one entity is situated adjacent to, or running beside, the length or course of another linear feature (such as a road, river, or railway).
-
E.
earthquakeFault
Indicates that one entity is a geological fault associated with, or responsible for, the occurrence of an earthquake affecting the other entity.
- F. None of above.
Provenance (4 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_69d81c645c5c8190b1fd16a285a1b78a |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de2ed06a50819093ddc64f55050689 |
completed | April 14, 2026, 12:10 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fbac9f1f6c8190af7ddac920661bd5 |
completed | May 6, 2026, 9:03 p.m. |
| PD | Predicate disambiguation | batch_69dd465dfbc4819090d8c61fd572d35f |
completed | April 13, 2026, 7:39 p.m. |
Created at: April 9, 2026, 10:19 p.m.