Triple
T18909750
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Chester Downtown Historic District |
E462565
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object | West Chester Borough Hall |
—
|
NE NERFINISHED |
How this triple was built (3 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: West Chester Borough Hall | Statement: [West Chester Downtown Historic District, contains, West Chester Borough Hall]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Chester Borough Hall Context triple: [West Chester Downtown Historic District, contains, West Chester Borough Hall]
-
A.
West Chester Downtown Historic District
West Chester Downtown Historic District is a preserved central area of West Chester, Pennsylvania, known for its concentration of 18th- and 19th-century architecture, historic civic buildings, and vibrant commercial streets.
-
B.
West Chester Public Library
West Chester Public Library is a community-focused public library in West Chester, Pennsylvania, providing residents with access to books, digital resources, and educational programs.
-
C.
Chester County Courthouse
The Chester County Courthouse is a historic judicial building and landmark that serves as the center of county government and legal proceedings in Chester County, Pennsylvania.
-
D.
Chester County Courthouse
The Chester County Courthouse is a historic judicial building and local government center located in Chester County, South Carolina.
-
E.
West Chester Branch
West Chester Branch was a former Pennsylvania Railroad commuter rail line in the Philadelphia region that once connected West Chester to central Philadelphia.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: West Chester Borough Hall Target entity description: West Chester Borough Hall is a historic municipal government building located in the downtown area of West Chester, Pennsylvania.
-
A.
West Chester Downtown Historic District
chosen
West Chester Downtown Historic District is a preserved central area of West Chester, Pennsylvania, known for its concentration of 18th- and 19th-century architecture, historic civic buildings, and vibrant commercial streets.
-
B.
West Chester Public Library
West Chester Public Library is a community-focused public library in West Chester, Pennsylvania, providing residents with access to books, digital resources, and educational programs.
-
C.
Chester County Courthouse
The Chester County Courthouse is a historic judicial building and landmark that serves as the center of county government and legal proceedings in Chester County, Pennsylvania.
-
D.
Chester County Courthouse
The Chester County Courthouse is a historic judicial building and local government center located in Chester County, South Carolina.
-
E.
West Chester Branch
West Chester Branch was a former Pennsylvania Railroad commuter rail line in the Philadelphia region that once connected West Chester to central Philadelphia.
- F. None of above.
Provenance (2 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_69d8dcfd05bc819088903cca13cc2846 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5c62182f48190ad81b6ef0c7bc7da |
completed | April 20, 2026, 6:22 a.m. |
Created at: April 10, 2026, 11:58 a.m.