Triple

T763512
Position Surface form Disambiguated ID Type / Status
Subject Firth of Tay E16122 entity
Predicate hasHistoricalEvent P2107 FINISHED
Object Tay Bridge disaster
The Tay Bridge disaster was a catastrophic 1879 railway bridge collapse in Scotland during a violent storm, killing dozens of passengers and prompting major changes in bridge engineering and safety standards.
E90093 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: Tay Bridge disaster | Statement: [Firth of Tay, hasHistoricalEvent, Tay Bridge disaster]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tay Bridge disaster
Context triple: [Firth of Tay, hasHistoricalEvent, Tay Bridge disaster]
  • A. Forth Bridge
    The Forth Bridge is a historic cantilever railway bridge in Scotland, renowned as an iconic feat of Victorian engineering and a UNESCO World Heritage Site.
  • B. Attack on Swansea
    Attack on Swansea was an early and pivotal 1675 assault on the Plymouth Colony town of Swansea that helped ignite the wider conflict of King Philip's War between New England colonists and Native American tribes.
  • C. Delft gunpowder explosion
    The Delft gunpowder explosion was a devastating 1654 blast in the Dutch city of Delft that destroyed much of the town and killed numerous residents, including painter Carel Fabritius.
  • D. Agecroft Colliery
    Agecroft Colliery was a major coal mine in Pendlebury, near Manchester, England, that operated from the 19th century until its closure in the early 1990s and played a significant role in the region’s industrial history.
  • E. Munich air disaster
    The Munich air disaster was a 1958 plane crash involving Manchester United’s “Busby Babes” that killed 23 people and became one of the most tragic and defining events in football 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: Tay Bridge disaster
Triple: [Firth of Tay, hasHistoricalEvent, Tay Bridge disaster]
Generated description
The Tay Bridge disaster was a catastrophic 1879 railway bridge collapse in Scotland during a violent storm, killing dozens of passengers and prompting major changes in bridge engineering and safety standards.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tay Bridge disaster
Target entity description: The Tay Bridge disaster was a catastrophic 1879 railway bridge collapse in Scotland during a violent storm, killing dozens of passengers and prompting major changes in bridge engineering and safety standards.
  • A. Forth Bridge
    The Forth Bridge is a historic cantilever railway bridge in Scotland, renowned as an iconic feat of Victorian engineering and a UNESCO World Heritage Site.
  • B. Attack on Swansea
    Attack on Swansea was an early and pivotal 1675 assault on the Plymouth Colony town of Swansea that helped ignite the wider conflict of King Philip's War between New England colonists and Native American tribes.
  • C. Delft gunpowder explosion
    The Delft gunpowder explosion was a devastating 1654 blast in the Dutch city of Delft that destroyed much of the town and killed numerous residents, including painter Carel Fabritius.
  • D. Agecroft Colliery
    Agecroft Colliery was a major coal mine in Pendlebury, near Manchester, England, that operated from the 19th century until its closure in the early 1990s and played a significant role in the region’s industrial history.
  • E. Munich air disaster
    The Munich air disaster was a 1958 plane crash involving Manchester United’s “Busby Babes” that killed 23 people and became one of the most tragic and defining events in football history.
  • 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_69a493684ee48190bd43b7c78da4aec8 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a69c8c448190a036a04fd8fdd2c2 completed March 1, 2026, 8:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69a65e46d86c81908bc0ea469ccb091d completed March 3, 2026, 4:06 a.m.
NEDg Description generation batch_69a65eeaa34481909b0deac860fbadfc completed March 3, 2026, 4:09 a.m.
NED2 Entity disambiguation (via description) batch_69a65f7b09b08190bf38f02a912b2276 completed March 3, 2026, 4:11 a.m.
Created at: March 1, 2026, 7:37 p.m.