Triple

T8291707
Position Surface form Disambiguated ID Type / Status
Subject Metropolitan Entertainment & Convention Authority E193912 entity
Predicate shortName P43 FINISHED
Object MECA
MECA is the abbreviated name for the Metropolitan Entertainment & Convention Authority, the organization that manages major entertainment and convention facilities in Omaha, Nebraska.
 E723491 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: MECA | Statement: [Metropolitan Entertainment & Convention Authority, shortName, MECA]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MECA
Context triple: [Metropolitan Entertainment & Convention Authority, shortName, MECA]
  • A. MEC
    MEC is the commonly used acronym for Uruguay’s Ministry of Education and Culture, the national body responsible for educational policy and cultural affairs.
  • B. MechE
    MechE is a common abbreviation for the academic and professional field of mechanical engineering, which focuses on the design, analysis, and manufacture of mechanical systems.
  • C. Mehcad
    Mehcad is a masculine given name most notably borne by American actor and former model Mehcad Brooks.
  • D. Mennekes
    Mennekes is a German electrical engineering company best known in e-mobility for developing the widely adopted Type 2 AC charging connector for electric vehicles.
  • E. Mecachrome
    Mecachrome is a French engineering company best known in motorsport for designing and supplying high-performance racing engines, including those used in junior single-seater series.
  • 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: MECA
Triple: [Metropolitan Entertainment & Convention Authority, shortName, MECA]
Generated description
MECA is the abbreviated name for the Metropolitan Entertainment & Convention Authority, the organization that manages major entertainment and convention facilities in Omaha, Nebraska.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: MECA
Target entity description: MECA is the abbreviated name for the Metropolitan Entertainment & Convention Authority, the organization that manages major entertainment and convention facilities in Omaha, Nebraska.
  • A. MEC
    MEC is the commonly used acronym for Uruguay’s Ministry of Education and Culture, the national body responsible for educational policy and cultural affairs.
  • B. MechE
    MechE is a common abbreviation for the academic and professional field of mechanical engineering, which focuses on the design, analysis, and manufacture of mechanical systems.
  • C. Mehcad
    Mehcad is a masculine given name most notably borne by American actor and former model Mehcad Brooks.
  • D. Mennekes
    Mennekes is a German electrical engineering company best known in e-mobility for developing the widely adopted Type 2 AC charging connector for electric vehicles.
  • E. Mecachrome
    Mecachrome is a French engineering company best known in motorsport for designing and supplying high-performance racing engines, including those used in junior single-seater series.
  • 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_69ca82e32db481908b72f3804fa71152 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb7c9ccbfc81908825685c23b80d23 completed March 31, 2026, 7:49 a.m.
NED1 Entity disambiguation (via context triple) batch_69cd68916c5481908c42f259298b0670 completed April 1, 2026, 6:48 p.m.
NEDg Description generation batch_69cd6d567c3c81908a7ec5bc13be529d completed April 1, 2026, 7:09 p.m.
NED2 Entity disambiguation (via description) batch_69cd7e3e2f848190a22ad8739bb8e298 completed April 1, 2026, 8:21 p.m.
Created at: March 30, 2026, 5:52 p.m.