Triple

T9225976
Position Surface form Disambiguated ID Type / Status
Subject 1957 Mexico City earthquake E221682 entity
Predicate precededBy P97 FINISHED
Object 1941 Guerrero earthquake
The 1941 Guerrero earthquake was a significant seismic event that struck the Mexican state of Guerrero, contributing to the region’s history of major earthquakes along the Pacific coast.
 E785674 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: 1941 Guerrero earthquake | Statement: [1957 Mexico City earthquake, precededBy, 1941 Guerrero earthquake]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 1941 Guerrero earthquake
Context triple: [1957 Mexico City earthquake, precededBy, 1941 Guerrero earthquake]
  • A. 1957 Mexico City earthquake
    The 1957 Mexico City earthquake was a powerful and destructive seismic event that struck Mexico City, causing significant damage to buildings and landmarks and resulting in numerous casualties.
  • B. 1986 San Salvador earthquake
    The 1986 San Salvador earthquake was a devastating magnitude 5.7 tremor that struck El Salvador’s capital region on October 10, 1986, causing widespread destruction and significant loss of life.
  • C. 1746 Lima–Callao earthquake
    The 1746 Lima–Callao earthquake was a devastating seismic event in colonial Peru that destroyed much of Lima and the port of Callao and triggered a deadly tsunami, profoundly reshaping the region’s urban and architectural landscape.
  • D. 1985 Mexico City earthquake
    The 1985 Mexico City earthquake was a devastating magnitude 8.0 seismic event that struck Mexico City on September 19, 1985, causing widespread destruction and significant loss of life.
  • E. 1960 Valdivia earthquake
    The 1960 Valdivia earthquake was the most powerful earthquake ever recorded, a magnitude 9.5 megathrust event that devastated southern Chile and triggered tsunamis across the Pacific.
  • 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: 1941 Guerrero earthquake
Triple: [1957 Mexico City earthquake, precededBy, 1941 Guerrero earthquake]
Generated description
The 1941 Guerrero earthquake was a significant seismic event that struck the Mexican state of Guerrero, contributing to the region’s history of major earthquakes along the Pacific coast.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 1941 Guerrero earthquake
Target entity description: The 1941 Guerrero earthquake was a significant seismic event that struck the Mexican state of Guerrero, contributing to the region’s history of major earthquakes along the Pacific coast.
  • A. 1957 Mexico City earthquake
    The 1957 Mexico City earthquake was a powerful and destructive seismic event that struck Mexico City, causing significant damage to buildings and landmarks and resulting in numerous casualties.
  • B. 1986 San Salvador earthquake
    The 1986 San Salvador earthquake was a devastating magnitude 5.7 tremor that struck El Salvador’s capital region on October 10, 1986, causing widespread destruction and significant loss of life.
  • C. 1746 Lima–Callao earthquake
    The 1746 Lima–Callao earthquake was a devastating seismic event in colonial Peru that destroyed much of Lima and the port of Callao and triggered a deadly tsunami, profoundly reshaping the region’s urban and architectural landscape.
  • D. 1985 Mexico City earthquake
    The 1985 Mexico City earthquake was a devastating magnitude 8.0 seismic event that struck Mexico City on September 19, 1985, causing widespread destruction and significant loss of life.
  • E. 1960 Valdivia earthquake
    The 1960 Valdivia earthquake was the most powerful earthquake ever recorded, a magnitude 9.5 megathrust event that devastated southern Chile and triggered tsunamis across the Pacific.
  • 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_69ca83ec8db08190a9110df8232885d2 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69ccda9dbd1481909f35a4bee8e0b450 completed April 1, 2026, 8:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69d066521f288190a54b1199284db7a4 completed April 4, 2026, 1:16 a.m.
NEDg Description generation batch_69d0678b89ac8190b807e1c3b457a503 completed April 4, 2026, 1:21 a.m.
NED2 Entity disambiguation (via description) batch_69d0688d4c388190bb024b03cc86d08f completed April 4, 2026, 1:25 a.m.
Created at: March 30, 2026, 7:28 p.m.