Triple

T14683047
Position Surface form Disambiguated ID Type / Status
Subject MTU Maintenance E344835 entity
Predicate industry P71 FINISHED
Object MRO
MRO (Maintenance, Repair, and Overhaul) is an aviation and industrial services sector focused on keeping aircraft, engines, and equipment operational, safe, and compliant through inspection, repair, and refurbishment.
E633257 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: MRO | Statement: [MTU Maintenance, industry, MRO]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MRO
Context triple: [MTU Maintenance, industry, MRO]
  • A. MRO
    MRO is a NASA spacecraft orbiting Mars that conducts high-resolution imaging and scientific observations of the planet’s surface, atmosphere, and subsurface.
  • B. MRO
    MRO is the former ISO 4217 currency code for the old Mauritanian ouguiya, which was replaced by MRU in a 2018 redenomination.
  • C. MRO Division
    MRO Division is a specialized unit of Hindustan Aeronautics Limited responsible for maintenance, repair, and overhaul services for aircraft and aerospace systems.
  • D. 9M-MRO
    9M-MRO was the Boeing 777-200ER airliner operated by Malaysia Airlines that disappeared in 2014 while flying as Flight MH370.
  • E. EMRO
    EMRO is the World Health Organization’s regional office responsible for public health coordination and support across the Eastern Mediterranean region.
  • 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: MRO
Triple: [MTU Maintenance, industry, MRO]
Generated description
MRO (Maintenance, Repair, and Overhaul) is an aviation and industrial services sector focused on keeping aircraft, engines, and equipment operational, safe, and compliant through inspection, repair, and refurbishment.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: MRO
Target entity description: MRO (Maintenance, Repair, and Overhaul) is an aviation and industrial services sector focused on keeping aircraft, engines, and equipment operational, safe, and compliant through inspection, repair, and refurbishment.
  • A. MRO
    MRO is a NASA spacecraft orbiting Mars that conducts high-resolution imaging and scientific observations of the planet’s surface, atmosphere, and subsurface.
  • B. MRO
    MRO is the former ISO 4217 currency code for the old Mauritanian ouguiya, which was replaced by MRU in a 2018 redenomination.
  • C. MRO Division chosen
    MRO Division is a specialized unit of Hindustan Aeronautics Limited responsible for maintenance, repair, and overhaul services for aircraft and aerospace systems.
  • D. 9M-MRO
    9M-MRO was the Boeing 777-200ER airliner operated by Malaysia Airlines that disappeared in 2014 while flying as Flight MH370.
  • E. EMRO
    EMRO is the World Health Organization’s regional office responsible for public health coordination and support across the Eastern Mediterranean region.
  • F. None of above.

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_69d822e34b348190ada4d1cdb6c7c226 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69deb56a51ec8190941684fd562a7182 completed April 14, 2026, 9:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69fde18592088190892ae1cc371165be completed May 8, 2026, 1:13 p.m.
NEDg Description generation batch_69fde4782f188190aa2071e39d768168 completed May 8, 2026, 1:26 p.m.
NED2 Entity disambiguation (via description) batch_69fde4d080148190a0df7aae8b3afc93 completed May 8, 2026, 1:27 p.m.
Created at: April 10, 2026, 1:28 a.m.