Triple

T1018551
Position Surface form Disambiguated ID Type / Status
Subject Mesa Airlines E21987 entity
Predicate operatedAircraftType P1524 FINISHED
Object De Havilland Canada Dash 8
The De Havilland Canada Dash 8 is a family of twin‑engine, high‑wing turboprop regional airliners known for their short takeoff and landing performance and widespread use on short-haul routes worldwide.
E133958 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: De Havilland Canada Dash 8 | Statement: [Mesa Airlines, operatedAircraftType, De Havilland Canada Dash 8]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: De Havilland Canada Dash 8
Context triple: [Mesa Airlines, operatedAircraftType, De Havilland Canada Dash 8]
  • A. Bombardier Voyager family
    The Bombardier Voyager family is a series of high-speed diesel-electric multiple unit trains used for intercity passenger services in the United Kingdom.
  • B. Beechcraft 1900
    The Beechcraft 1900 is a twin-engine turboprop regional airliner designed for short-haul passenger service, widely used by commuter and regional airlines around the world.
  • C. Beechcraft King Air
    The Beechcraft King Air is a family of twin-turboprop utility aircraft widely used around the world for military, government, and civilian transport, training, and special-mission roles.
  • D. Cessna 208 Caravan
    The Cessna 208 Caravan is a single-engine turboprop utility aircraft widely used for regional passenger service, cargo transport, and short takeoff and landing operations.
  • E. Bombardier M5000
    The Bombardier M5000 is a modern, low-floor light rail tram used extensively on the Manchester Metrolink network in the United Kingdom.
  • 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: De Havilland Canada Dash 8
Triple: [Mesa Airlines, operatedAircraftType, De Havilland Canada Dash 8]
Generated description
The De Havilland Canada Dash 8 is a family of twin‑engine, high‑wing turboprop regional airliners known for their short takeoff and landing performance and widespread use on short-haul routes worldwide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: De Havilland Canada Dash 8
Target entity description: The De Havilland Canada Dash 8 is a family of twin‑engine, high‑wing turboprop regional airliners known for their short takeoff and landing performance and widespread use on short-haul routes worldwide.
  • A. Bombardier Voyager family
    The Bombardier Voyager family is a series of high-speed diesel-electric multiple unit trains used for intercity passenger services in the United Kingdom.
  • B. Beechcraft 1900
    The Beechcraft 1900 is a twin-engine turboprop regional airliner designed for short-haul passenger service, widely used by commuter and regional airlines around the world.
  • C. Beechcraft King Air
    The Beechcraft King Air is a family of twin-turboprop utility aircraft widely used around the world for military, government, and civilian transport, training, and special-mission roles.
  • D. Cessna 208 Caravan
    The Cessna 208 Caravan is a single-engine turboprop utility aircraft widely used for regional passenger service, cargo transport, and short takeoff and landing operations.
  • E. Bombardier M5000
    The Bombardier M5000 is a modern, low-floor light rail tram used extensively on the Manchester Metrolink network in the United Kingdom.
  • 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_69a493c68e24819080ed0ee8bcfd5ce0 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4b7c6005081909d9e56114c532d14 completed March 1, 2026, 10:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac661d6d4c8190a72cd52ec2a27e12 completed March 7, 2026, 5:53 p.m.
NEDg Description generation batch_69ac66c626e081909ffb74b5f05e5f18 completed March 7, 2026, 5:56 p.m.
NED2 Entity disambiguation (via description) batch_69ac673715388190862a8888ff60bd98 completed March 7, 2026, 5:58 p.m.
Created at: March 1, 2026, 7:41 p.m.