Triple

T4041551

Position	Surface form	Disambiguated ID	Type / Status
Subject	Messina	`E83961`	entity
Predicate	sufferedEvent	`P15089`	FINISHED
Object	1908 Messina earthquake The 1908 Messina earthquake was a devastating seismic event in southern Italy that, along with the resulting tsunami, destroyed much of Messina and Reggio Calabria and caused one of the highest death tolls of any European earthquake in modern history.	`E409340`	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: 1908 Messina earthquake | Statement: [Messina, sufferedEvent, 1908 Messina earthquake]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: 1908 Messina earthquake
Context triple: [Messina, sufferedEvent, 1908 Messina earthquake]

A. 1927 Crimean earthquake
The 1927 Crimean earthquake was a powerful seismic event in the Black Sea region that caused significant damage across Crimea and nearby areas.
B. 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.
C. 1963 Skopje earthquake
The 1963 Skopje earthquake was a devastating seismic event that struck the capital of present-day North Macedonia, causing widespread destruction and loss of life and prompting a major international reconstruction effort.
D. 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.
E. 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.
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: 1908 Messina earthquake
Triple: [Messina, sufferedEvent, 1908 Messina earthquake]

Generated description

The 1908 Messina earthquake was a devastating seismic event in southern Italy that, along with the resulting tsunami, destroyed much of Messina and Reggio Calabria and caused one of the highest death tolls of any European earthquake in modern history.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: 1908 Messina earthquake
Target entity description: The 1908 Messina earthquake was a devastating seismic event in southern Italy that, along with the resulting tsunami, destroyed much of Messina and Reggio Calabria and caused one of the highest death tolls of any European earthquake in modern history.

A. 1927 Crimean earthquake
The 1927 Crimean earthquake was a powerful seismic event in the Black Sea region that caused significant damage across Crimea and nearby areas.
B. 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.
C. 1963 Skopje earthquake
The 1963 Skopje earthquake was a devastating seismic event that struck the capital of present-day North Macedonia, causing widespread destruction and loss of life and prompting a major international reconstruction effort.
D. 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.
E. 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.
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_69aed92f7cf0819098e0539bdcc3767f`	completed	March 9, 2026, 2:29 p.m.
NER	Named-entity recognition	`batch_69aefb3a9314819095dcf47675eedb48`	completed	March 9, 2026, 4:54 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69b5564d0fb881909ba645714be27b95`	completed	March 14, 2026, 12:36 p.m.
NEDg	Description generation	`batch_69b55a291d8c8190976e764011692ba0`	completed	March 14, 2026, 12:52 p.m.
NED2	Entity disambiguation (via description)	`batch_69b55a9ec7e88190bc5d165fd666f4b3`	completed	March 14, 2026, 12:54 p.m.

Created at: March 9, 2026, 3:37 p.m.