2010 Chile earthquake
E89971
The 2010 Chile earthquake was a massive magnitude 8.8 megathrust quake off the coast of central Chile that caused widespread destruction, triggered a tsunami, and became one of the strongest earthquakes ever recorded.
All labels observed (2)
| Label | Occurrences |
|---|---|
| 2010 Chile earthquake canonical | 3 |
| 2010 Maule earthquake | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T749842 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 2010 Chile earthquake Context triple: [Concepción, wasAffectedBy, 2010 Chile earthquake]
-
A.
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.
-
B.
2011 Tōhoku earthquake and tsunami
The 2011 Tōhoku earthquake and tsunami was a devastating magnitude 9.0 undersea megathrust earthquake off Japan’s northeastern coast that triggered massive tsunamis, widespread destruction, and the Fukushima Daiichi nuclear disaster.
-
C.
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.
-
D.
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.
-
E.
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.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 2010 Chile earthquake Target entity description: The 2010 Chile earthquake was a massive magnitude 8.8 megathrust quake off the coast of central Chile that caused widespread destruction, triggered a tsunami, and became one of the strongest earthquakes ever recorded.
-
A.
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.
-
B.
2011 Tōhoku earthquake and tsunami
The 2011 Tōhoku earthquake and tsunami was a devastating magnitude 9.0 undersea megathrust earthquake off Japan’s northeastern coast that triggered massive tsunamis, widespread destruction, and the Fukushima Daiichi nuclear disaster.
-
C.
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.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Statements (66)
| Predicate | Object |
|---|---|
| instanceOf |
megathrust earthquake
ⓘ
natural disaster ⓘ subduction zone earthquake ⓘ tsunamigenic earthquake ⓘ |
| affectedCity |
Chillán
ⓘ
Concepción ⓘ Santiago ⓘ Talca ⓘ Valparaíso ⓘ |
| affectedRegion |
Biobío Region
ⓘ
Maule Region ⓘ Santiago Metropolitan Region ⓘ
surface form:
Metropolitan Region of Santiago
O’Higgins Region ⓘ
surface form:
O'Higgins Region
|
| aftershocks | numerous strong aftershocks for weeks ⓘ |
| alsoKnownAs |
2010 Chile earthquake
ⓘ
surface form:
2010 Maule earthquake
|
| buildingDamage | widespread structural damage ⓘ |
| casualties | over 500 deaths ⓘ |
| category |
2010 earthquakes
ⓘ
Earthquakes in Chile ⓘ Megathrust earthquakes ⓘ Tsunamis in Chile ⓘ |
| communicationsDisrupted | yes ⓘ |
| continent | South America ⓘ |
| country | Chile ⓘ |
| date | 2010-02-27 ⓘ |
| depth | about 35 km ⓘ |
| displacedPeople | over 800000 displaced ⓘ |
| economicDamage | tens of billions of US dollars ⓘ |
| economicDamageEstimate | about US$30 billion ⓘ |
| epicenterNear |
Concepción
ⓘ
Maule Region ⓘ Talca ⓘ |
| epicenterRegion | off the coast of central Chile ⓘ |
| faultType | megathrust ⓘ |
| infrastructureDamage |
ports and coastal infrastructure damaged
ⓘ
roads and bridges damaged ⓘ |
| injuries | thousands injured ⓘ |
| ledTo |
large-scale international aid and relief efforts
ⓘ
national state of catastrophe in Chile ⓘ revisions of Chilean emergency and tsunami warning procedures ⓘ |
| localTime | 03:34 ⓘ |
| magnitude | 8.8 ⓘ |
| magnitudeScale | moment magnitude scale ⓘ |
| maximumMercalliIntensity | VIII (Severe) ⓘ |
| notableAftershockMagnitude | 6.0–7.0 range ⓘ |
| oneOfStrongestEverRecorded | yes ⓘ |
| plateInvolved |
Nazca Plate
ⓘ
South American Plate ⓘ |
| powerOutages | widespread blackouts in central Chile ⓘ |
| presidentOfChileAtTime | Michelle Bachelet ⓘ |
| rankByMagnitudeWorldwide | among the largest earthquakes ever instrumentally recorded ⓘ |
| seismicRuptureLength | several hundred kilometers ⓘ |
| strongestInCountrySince | 1960 Valdivia earthquake ⓘ |
| tectonicSetting | Nazca Plate subducting beneath South American Plate ⓘ |
| triggeredEvent |
landslides in affected regions
ⓘ
tsunami ⓘ |
| tsunamiAffectedCountry |
Australia
ⓘ
Chile ⓘ French Polynesia ⓘ Hawaii ⓘ Japan ⓘ New Zealand ⓘ |
| tsunamiAffectedOcean | Pacific Ocean ⓘ |
| tsunamiGenerated | yes ⓘ |
| tsunamiWarningIssuedBy | Pacific Tsunami Warning Center ⓘ |
| utcTime | 2010-02-27T06:34:14Z ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: 2010 Chile earthquake Description of subject: The 2010 Chile earthquake was a massive magnitude 8.8 megathrust quake off the coast of central Chile that caused widespread destruction, triggered a tsunami, and became one of the strongest earthquakes ever recorded.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
2010 Maule earthquake
subject surface form:
Concepción