2005 Nias–Simeulue earthquake
E206916
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.
All labels observed (3)
| Label | Occurrences |
|---|---|
| 2005 Nias–Simeulue earthquake canonical | 4 |
| 2005 Nias earthquake | 1 |
| 2005 Sumatra earthquake | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1840633 — 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: 2005 Nias–Simeulue earthquake Context triple: [Sumatra subduction zone, knownFor, 2005 Nias–Simeulue earthquake]
-
A.
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.
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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.
2018 Anak Krakatau eruption and tsunami
The 2018 Anak Krakatau eruption and tsunami was a deadly volcanic disaster in Indonesia in which a partial collapse of the Anak Krakatau volcano triggered a tsunami that devastated coastal communities and caused significant loss of life and infrastructure.
-
D.
Sumatra subduction zone
The Sumatra subduction zone is a major convergent plate boundary off the western coast of Sumatra where intense seismic and volcanic activity occurs, including some of the world’s largest recorded earthquakes and tsunamis.
-
E.
2010 Haiti earthquake
The 2010 Haiti earthquake was a catastrophic magnitude 7.0 seismic event that struck near Haiti’s capital, causing massive destruction, hundreds of thousands of deaths, and a major international humanitarian crisis.
- 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: 2005 Nias–Simeulue earthquake Target entity description: 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.
-
A.
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.
-
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.
2018 Anak Krakatau eruption and tsunami
The 2018 Anak Krakatau eruption and tsunami was a deadly volcanic disaster in Indonesia in which a partial collapse of the Anak Krakatau volcano triggered a tsunami that devastated coastal communities and caused significant loss of life and infrastructure.
-
D.
Sumatra subduction zone
The Sumatra subduction zone is a major convergent plate boundary off the western coast of Sumatra where intense seismic and volcanic activity occurs, including some of the world’s largest recorded earthquakes and tsunamis.
-
E.
2010 Haiti earthquake
The 2010 Haiti earthquake was a catastrophic magnitude 7.0 seismic event that struck near Haiti’s capital, causing massive destruction, hundreds of thousands of deaths, and a major international humanitarian crisis.
- F. None of above. chosen
Statements (48)
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: 2005 Nias–Simeulue earthquake Description of subject: 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.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
2005 Sumatra earthquake
this entity surface form:
2005 Nias earthquake