Triple
T11892
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Francisco |
E242
|
entity |
| Predicate | historicEvent |
P259
|
FINISHED |
| Object |
1906 San Francisco earthquake
The 1906 San Francisco earthquake was a devastating magnitude 7.8 seismic event that struck Northern California, causing widespread destruction and fires that nearly leveled San Francisco and became one of the worst natural disasters in U.S. history.
|
E588
|
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: 1906 San Francisco earthquake | Statement: [San Francisco, historicEvent, 1906 San Francisco earthquake]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 1906 San Francisco earthquake Context triple: [San Francisco, historicEvent, 1906 San Francisco earthquake]
-
A.
Sacramento
Sacramento is the capital city of the U.S. state of California, known for its role as the state’s political center and its historic roots in the Gold Rush era.
-
B.
Great Chicago Fire of 1871
The Great Chicago Fire of 1871 was a catastrophic urban conflagration that destroyed much of Chicago, killed hundreds, left thousands homeless, and spurred major changes in building codes and city planning.
-
C.
San Francisco
San Francisco is a major coastal city in Northern California known for its hilly landscape, iconic Golden Gate Bridge, and role as a historic center of technology and counterculture.
-
D.
Northern California
Northern California is the northern portion of the U.S. state of California, known for its diverse landscapes, technology hubs like Silicon Valley, and major cities such as San Francisco and Sacramento.
-
E.
Sequoia National Park
Sequoia National Park is a U.S. national park in the southern Sierra Nevada renowned for its giant sequoia trees, including the General Sherman Tree, one of the largest trees on Earth.
- 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: 1906 San Francisco earthquake Triple: [San Francisco, historicEvent, 1906 San Francisco earthquake]
Generated description
The 1906 San Francisco earthquake was a devastating magnitude 7.8 seismic event that struck Northern California, causing widespread destruction and fires that nearly leveled San Francisco and became one of the worst natural disasters in U.S. history.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 1906 San Francisco earthquake Target entity description: The 1906 San Francisco earthquake was a devastating magnitude 7.8 seismic event that struck Northern California, causing widespread destruction and fires that nearly leveled San Francisco and became one of the worst natural disasters in U.S. history.
-
A.
Sacramento
Sacramento is the capital city of the U.S. state of California, known for its role as the state’s political center and its historic roots in the Gold Rush era.
-
B.
Great Chicago Fire of 1871
The Great Chicago Fire of 1871 was a catastrophic urban conflagration that destroyed much of Chicago, killed hundreds, left thousands homeless, and spurred major changes in building codes and city planning.
-
C.
San Francisco
San Francisco is a major coastal city in Northern California known for its hilly landscape, iconic Golden Gate Bridge, and role as a historic center of technology and counterculture.
-
D.
Northern California
Northern California is the northern portion of the U.S. state of California, known for its diverse landscapes, technology hubs like Silicon Valley, and major cities such as San Francisco and Sacramento.
-
E.
Sequoia National Park
Sequoia National Park is a U.S. national park in the southern Sierra Nevada renowned for its giant sequoia trees, including the General Sherman Tree, one of the largest trees on Earth.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: historicEvent Context triple: [San Francisco, historicEvent, 1906 San Francisco earthquake]
-
A.
significantEvent
chosen
Indicates that an event involving the entities is of notable importance or impact within a given context.
-
B.
commemoratedBy
Indicates that something is honored, remembered, or celebrated through a particular action, event, object, or representation.
-
C.
notableFor
Indicates that an entity is especially recognized or distinguished for a particular quality, achievement, characteristic, or role.
-
D.
militaryConflict
Indicates a relationship where two or more parties are engaged in organized, armed hostilities or warfare against each other.
-
E.
nationalHoliday
Indicates that a particular day is officially recognized and observed as a national holiday by a country or nation.
- 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_69a23d7ad88c8190bffe8ab091d86642 |
completed | Feb. 28, 2026, 12:57 a.m. |
| NER | Named-entity recognition | batch_69a241ea1ea081908e8a81ca97531ba5 |
completed | Feb. 28, 2026, 1:16 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a243ca1c908190a50e20627e1b9a1e |
completed | Feb. 28, 2026, 1:24 a.m. |
| NEDg | Description generation | batch_69a24667687481908fdf2588b57ceadc |
completed | Feb. 28, 2026, 1:35 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a247312efc81908e6a6b75c520795d |
completed | Feb. 28, 2026, 1:38 a.m. |
| PD | Predicate disambiguation | batch_69a23fe7da8c8190aea795b62cb91621 |
completed | Feb. 28, 2026, 1:07 a.m. |
Created at: Feb. 28, 2026, 1:02 a.m.