Triple

T15242634
Position Surface form Disambiguated ID Type / Status
Subject Sam Zell E364295 entity
Predicate chairpersonOf P377 FINISHED
Object Equity Residential E1145072 NE 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: Equity Residential | Statement: [Sam Zell, chairpersonOf, Equity Residential]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Equity Residential
Context triple: [Sam Zell, chairpersonOf, Equity Residential]
  • A. Equity Residential chosen
    Equity Residential is a major U.S. real estate investment trust specializing in the ownership and management of high-quality apartment properties in urban and high-density suburban markets.
  • B. Equity Lifestyle Properties
    Equity Lifestyle Properties is a large U.S. real estate investment trust specializing in manufactured home communities and RV resorts.
  • C. AvalonBay Communities
    AvalonBay Communities is a large U.S. real estate investment trust that develops, owns, and operates multifamily apartment communities, primarily in high-density urban and suburban markets.
  • D. Boston Properties
    Boston Properties is a major publicly traded real estate investment trust (REIT) in the United States, known for owning and managing premier office and mixed-use properties in key urban markets.
  • E. Oxford Properties Group
    Oxford Properties Group is a global real estate investment, development, and management company known for owning and developing major commercial and mixed-use properties in key urban markets.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d85a0dde7481908fc64d1e82d5d20d completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e007dcc33081908545ea1a1d2c19fe completed April 15, 2026, 9:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69feef6c25808190af46f4cab56f133c completed May 9, 2026, 8:25 a.m.
Created at: April 10, 2026, 3:13 a.m.