Triple

T19726822
Position Surface form Disambiguated ID Type / Status
Subject Mitchell Energy & Development Corporation E473748 entity
Predicate approximateActivePeriod P115721 FINISHED
Object second half of the 20th century LITERAL FINISHED

How this triple was built (2 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: second half of the 20th century | Statement: [Mitchell Energy & Development Corporation, approximateActivePeriod, second half of the 20th century]
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: approximateActivePeriod
Context triple: [Mitchell Energy & Development Corporation, approximateActivePeriod, second half of the 20th century]
  • A. timePeriodEndApprox
    Indicates that the associated time period ends at an approximate, rather than exact, point in time.
  • B. approximateIntroductionPeriod
    Indicates the approximate time period during which an entity was first introduced or came into use.
  • C. timePeriodApproximation chosen
    Indicates that the associated time period is an estimate or approximation rather than an exact, precise value.
  • D. activeAt
    Indicates that an entity is functioning, valid, or in effect during a specified time or at a particular location or context.
  • E. availabilityPeriod
    Indicates the time span during which something is available or valid for use.
  • F. None of above.

Provenance (3 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_69d8e517ebd48190979ee76723bcfadf completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e649f95d5c8190858ba414ff3e95a8 completed April 20, 2026, 3:44 p.m.
PD Predicate disambiguation batch_69e5304a7aac8190ac13f75f0c008e45 completed April 19, 2026, 7:43 p.m.
Created at: April 10, 2026, 1:46 p.m.