Triple

T908798

Position	Surface form	Disambiguated ID	Type / Status
Subject	Burlington, Iowa, United States	`E19609`	entity
Predicate	hasLandmark	`P105`	FINISHED
Object	Snake Alley Historic District Snake Alley Historic District is a historic area in Burlington, Iowa, centered around the famously winding brick street often called one of the most crooked in the United States.	`E107265`	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: Snake Alley Historic District | Statement: [Burlington, Iowa, United States, hasLandmark, Snake Alley Historic District]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Snake Alley Historic District
Context triple: [Burlington, Iowa, United States, hasLandmark, Snake Alley Historic District]

A. Park Avenue Historic District
Park Avenue Historic District is a historic neighborhood and park-lined boulevard in downtown Tallahassee, Florida, known for its preserved 19th- and early 20th-century architecture and civic landmarks.
B. Stone Street Historic District
Stone Street Historic District is a cobblestoned, colonial-era commercial area in New York City’s Financial District known for its preserved 17th- and 18th-century streetscape and popular outdoor dining.
C. 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.
D. Embarcadero Historic District
The Embarcadero Historic District is a waterfront area along San Francisco’s eastern shoreline known for its preserved maritime-era architecture, piers, and the iconic Ferry Building.
E. Jackson Boulevard Historic District
Jackson Boulevard Historic District is a historic residential and architectural district in Chicago known for its well-preserved late 19th- and early 20th-century homes and urban streetscape.
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: Snake Alley Historic District
Triple: [Burlington, Iowa, United States, hasLandmark, Snake Alley Historic District]

Generated description

Snake Alley Historic District is a historic area in Burlington, Iowa, centered around the famously winding brick street often called one of the most crooked in the United States.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Snake Alley Historic District
Target entity description: Snake Alley Historic District is a historic area in Burlington, Iowa, centered around the famously winding brick street often called one of the most crooked in the United States.

A. Park Avenue Historic District
Park Avenue Historic District is a historic neighborhood and park-lined boulevard in downtown Tallahassee, Florida, known for its preserved 19th- and early 20th-century architecture and civic landmarks.
B. Stone Street Historic District
Stone Street Historic District is a cobblestoned, colonial-era commercial area in New York City’s Financial District known for its preserved 17th- and 18th-century streetscape and popular outdoor dining.
C. 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.
D. Embarcadero Historic District
The Embarcadero Historic District is a waterfront area along San Francisco’s eastern shoreline known for its preserved maritime-era architecture, piers, and the iconic Ferry Building.
E. Jackson Boulevard Historic District
Jackson Boulevard Historic District is a historic residential and architectural district in Chicago known for its well-preserved late 19th- and early 20th-century homes and urban streetscape.
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_69a4939f91a08190ba68c2c81eab90fe`	completed	March 1, 2026, 7:29 p.m.
NER	Named-entity recognition	`batch_69a4b2cee2848190b1f17e8817f092a1`	completed	March 1, 2026, 9:42 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69a7c73b3a848190859df2eed9a21fc5`	completed	March 4, 2026, 5:46 a.m.
NEDg	Description generation	`batch_69a7c88607648190b7d4e6dd3ec3ad02`	completed	March 4, 2026, 5:52 a.m.
NED2	Entity disambiguation (via description)	`batch_69a7c90fe7fc819086070e7c3845e880`	completed	March 4, 2026, 5:54 a.m.

Created at: March 1, 2026, 7:39 p.m.