Triple

T318653
Position Surface form Disambiguated ID Type / Status
Subject Indo-Australian Plate E7763 entity
Predicate causedEvent P694 FINISHED
Object 2004 Indian Ocean earthquake and tsunami
The 2004 Indian Ocean earthquake and tsunami was a massive undersea megathrust earthquake off the coast of Sumatra that triggered devastating tsunamis across the Indian Ocean, killing over 200,000 people and becoming one of the deadliest natural disasters in recorded history.
E41170 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: 2004 Indian Ocean earthquake and tsunami | Statement: [Indo-Australian Plate, causedEvent, 2004 Indian Ocean earthquake and tsunami]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 2004 Indian Ocean earthquake and tsunami
Context triple: [Indo-Australian Plate, causedEvent, 2004 Indian Ocean earthquake and tsunami]
  • A. Great Kanto earthquake
    The Great Kanto earthquake was a devastating 1923 seismic disaster that struck the Tokyo-Yokohama region of Japan, causing massive destruction and loss of life.
  • B. Great Hanshin earthquake
    The Great Hanshin earthquake was a devastating 1995 seismic disaster in Japan that caused widespread destruction and loss of life, particularly in the city of Kobe.
  • C. 1755 Lisbon earthquake
    The 1755 Lisbon earthquake was a devastating seismic event that struck Portugal’s capital on All Saints’ Day, triggering massive fires and a tsunami, and profoundly influencing European philosophy, science, and urban planning.
  • D. Krakatoa
    Krakatoa is a volcanic island in the Sunda Strait famous for its catastrophic 1883 eruption, one of the most powerful and destructive volcanic events in recorded history.
  • E. 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.
  • 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: 2004 Indian Ocean earthquake and tsunami
Triple: [Indo-Australian Plate, causedEvent, 2004 Indian Ocean earthquake and tsunami]
Generated description
The 2004 Indian Ocean earthquake and tsunami was a massive undersea megathrust earthquake off the coast of Sumatra that triggered devastating tsunamis across the Indian Ocean, killing over 200,000 people and becoming one of the deadliest natural disasters in recorded history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 2004 Indian Ocean earthquake and tsunami
Target entity description: The 2004 Indian Ocean earthquake and tsunami was a massive undersea megathrust earthquake off the coast of Sumatra that triggered devastating tsunamis across the Indian Ocean, killing over 200,000 people and becoming one of the deadliest natural disasters in recorded history.
  • A. Great Kanto earthquake
    The Great Kanto earthquake was a devastating 1923 seismic disaster that struck the Tokyo-Yokohama region of Japan, causing massive destruction and loss of life.
  • B. Great Hanshin earthquake
    The Great Hanshin earthquake was a devastating 1995 seismic disaster in Japan that caused widespread destruction and loss of life, particularly in the city of Kobe.
  • C. 1755 Lisbon earthquake
    The 1755 Lisbon earthquake was a devastating seismic event that struck Portugal’s capital on All Saints’ Day, triggering massive fires and a tsunami, and profoundly influencing European philosophy, science, and urban planning.
  • D. Krakatoa
    Krakatoa is a volcanic island in the Sunda Strait famous for its catastrophic 1883 eruption, one of the most powerful and destructive volcanic events in recorded history.
  • E. 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.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: causedEvent
Context triple: [Indo-Australian Plate, causedEvent, 2004 Indian Ocean earthquake and tsunami]
  • A. hasCause
    Indicates that one entity is the reason for, or brings about, the occurrence or existence of another entity or event.
  • B. triggerEvent
    Indicates that one entity causes or initiates the occurrence of a specific event involving another entity or the system.
  • C. basedOnEvent
    Indicates that something is derived from, influenced by, or determined in reference to a specific event.
  • D. causeOf chosen
    Indicates that one entity brings about, produces, or is responsible for the occurrence or existence of another entity or event.
  • E. formationEvent
    Indicates the event or process through which something comes into existence, is created, or is initially established.
  • 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_69a2e7e7af7881908890039d6be4e9b8 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2eb7df63c8190b7cd1bcfdfd96187 completed Feb. 28, 2026, 1:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3c8ba3304819099db7b60f2c83c8b completed March 1, 2026, 5:03 a.m.
NEDg Description generation batch_69a3c93ce2308190b2df5c939691a2ce completed March 1, 2026, 5:06 a.m.
NED2 Entity disambiguation (via description) batch_69a3ca020b7081909b54e311c173ef21 completed March 1, 2026, 5:09 a.m.
PD Predicate disambiguation batch_69a2e94513ec819089f5177f7a521e65 completed Feb. 28, 2026, 1:10 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.