Triple

T9795967
Position Surface form Disambiguated ID Type / Status
Subject Philippine Fault System E237717 entity
Predicate notableEarthquake P7350 FINISHED
Object 1990 Luzon earthquake
The 1990 Luzon earthquake was a powerful magnitude 7.7 quake that struck northern Luzon in the Philippines, causing widespread destruction and thousands of deaths.
 E821347 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: 1990 Luzon earthquake | Statement: [Philippine Fault System, notableEarthquake, 1990 Luzon earthquake]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 1990 Luzon earthquake
Context triple: [Philippine Fault System, notableEarthquake, 1990 Luzon earthquake]
  • A. 1967 Mudurnu Valley earthquake
    The 1967 Mudurnu Valley earthquake was a major and destructive seismic event in northwestern Turkey that ruptured a segment of the North Anatolian Fault, causing significant damage and casualties.
  • B. 2005 Nias–Simeulue earthquake
    The 2005 Nias–Simeulue earthquake was a powerful magnitude 8.6 megathrust earthquake off the coast of northern Sumatra that caused widespread destruction and significant casualties in Indonesia.
  • C. 1946 Nankai earthquake
    The 1946 Nankai earthquake was a powerful megathrust earthquake off the coast of southwestern Japan that generated a destructive tsunami and caused widespread damage and casualties in the Nankai region.
  • D. 1707 Hoei earthquake
    The 1707 Hoei earthquake was a massive megathrust earthquake off southwestern Japan that triggered widespread destruction and a large tsunami, and is one of the most powerful earthquakes in Japanese history.
  • E. 1944 Tonankai earthquake
    The 1944 Tonankai earthquake was a powerful undersea megathrust earthquake off the coast of Japan that generated a destructive tsunami and caused extensive damage and loss of life in the Tōkai and Kii Peninsula regions during World War II.
  • 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: 1990 Luzon earthquake
Triple: [Philippine Fault System, notableEarthquake, 1990 Luzon earthquake]
Generated description
The 1990 Luzon earthquake was a powerful magnitude 7.7 quake that struck northern Luzon in the Philippines, causing widespread destruction and thousands of deaths.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 1990 Luzon earthquake
Target entity description: The 1990 Luzon earthquake was a powerful magnitude 7.7 quake that struck northern Luzon in the Philippines, causing widespread destruction and thousands of deaths.
  • A. 1967 Mudurnu Valley earthquake
    The 1967 Mudurnu Valley earthquake was a major and destructive seismic event in northwestern Turkey that ruptured a segment of the North Anatolian Fault, causing significant damage and casualties.
  • B. 2005 Nias–Simeulue earthquake
    The 2005 Nias–Simeulue earthquake was a powerful magnitude 8.6 megathrust earthquake off the coast of northern Sumatra that caused widespread destruction and significant casualties in Indonesia.
  • C. 1946 Nankai earthquake
    The 1946 Nankai earthquake was a powerful megathrust earthquake off the coast of southwestern Japan that generated a destructive tsunami and caused widespread damage and casualties in the Nankai region.
  • D. 1707 Hoei earthquake
    The 1707 Hoei earthquake was a massive megathrust earthquake off southwestern Japan that triggered widespread destruction and a large tsunami, and is one of the most powerful earthquakes in Japanese history.
  • E. 1944 Tonankai earthquake
    The 1944 Tonankai earthquake was a powerful undersea megathrust earthquake off the coast of Japan that generated a destructive tsunami and caused extensive damage and loss of life in the Tōkai and Kii Peninsula regions during World War II.
  • 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_69ca84dc04488190b9c91193976c0960 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cda34a53548190a8cb524381fe2bf9 completed April 1, 2026, 10:59 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1c43fdfec8190b7115a680c79d702 completed April 5, 2026, 2:09 a.m.
NEDg Description generation batch_69d1c4d62a78819089ece2bb1f5fb66b completed April 5, 2026, 2:11 a.m.
NED2 Entity disambiguation (via description) batch_69d1c589b90481908bc0944868d648b2 completed April 5, 2026, 2:14 a.m.
Created at: March 30, 2026, 8:28 p.m.