Triple

T256745
Position Surface form Disambiguated ID Type / Status
Subject Central Square E5451 entity
Predicate hasLandmark P105 FINISHED
Object Central Square Historic District
The Central Square Historic District is a designated historic area known for its preserved architecture and cultural significance surrounding Central Square.
 E33620 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: Central Square Historic District | Statement: [Central Square, hasLandmark, Central Square Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Central Square Historic District
Context triple: [Central Square, hasLandmark, Central Square Historic District]
  • A. West End Historic District
    The West End Historic District is a preserved warehouse and commercial area in Dallas known for its redbrick architecture, museums, restaurants, and role as a major tourist and entertainment destination.
  • B. Central Square
    Central Square is a vibrant commercial and cultural district in Cambridge, Massachusetts, known for its diverse restaurants, nightlife, music venues, and arts scene.
  • C. Belmont Center Historic District
    Belmont Center Historic District is a historically significant commercial and civic core of Belmont, Massachusetts, noted for its early 20th-century architecture and role as the town’s primary downtown area.
  • D. Independence Square Historic District
    Independence Square Historic District is a historic commercial and civic center in downtown Independence, Missouri, known for its 19th-century architecture and ties to westward expansion and President Harry S. Truman.
  • E. Union Avenue Historic Commercial District
    The Union Avenue Historic Commercial District is a preserved historic downtown area in Pueblo, Colorado, known for its late 19th- and early 20th-century commercial architecture and role in the city’s early economic development.
  • 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: Central Square Historic District
Triple: [Central Square, hasLandmark, Central Square Historic District]
Generated description
The Central Square Historic District is a designated historic area known for its preserved architecture and cultural significance surrounding Central Square.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Central Square Historic District
Target entity description: The Central Square Historic District is a designated historic area known for its preserved architecture and cultural significance surrounding Central Square.
  • A. West End Historic District
    The West End Historic District is a preserved warehouse and commercial area in Dallas known for its redbrick architecture, museums, restaurants, and role as a major tourist and entertainment destination.
  • B. Central Square
    Central Square is a vibrant commercial and cultural district in Cambridge, Massachusetts, known for its diverse restaurants, nightlife, music venues, and arts scene.
  • C. Belmont Center Historic District
    Belmont Center Historic District is a historically significant commercial and civic core of Belmont, Massachusetts, noted for its early 20th-century architecture and role as the town’s primary downtown area.
  • D. Independence Square Historic District
    Independence Square Historic District is a historic commercial and civic center in downtown Independence, Missouri, known for its 19th-century architecture and ties to westward expansion and President Harry S. Truman.
  • E. Union Avenue Historic Commercial District
    The Union Avenue Historic Commercial District is a preserved historic downtown area in Pueblo, Colorado, known for its late 19th- and early 20th-century commercial architecture and role in the city’s early economic development.
  • 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_69a2580a64ac8190ad76e34bb0715b5e completed Feb. 28, 2026, 2:50 a.m.
NER Named-entity recognition batch_69a25d5884c88190a349d7593b688921 completed Feb. 28, 2026, 3:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3837479408190bb6e6f0eb6a7fe46 completed March 1, 2026, 12:08 a.m.
NEDg Description generation batch_69a384140aec8190ab918512cf088464 completed March 1, 2026, 12:11 a.m.
NED2 Entity disambiguation (via description) batch_69a3848c0ed08190acf0d0e33ca8b41c completed March 1, 2026, 12:13 a.m.
Created at: Feb. 28, 2026, 2:55 a.m.