Triple
T551705
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lakefront Trail |
E11853
|
entity |
| Predicate | maintainedBy |
P86
|
FINISHED |
| Object | Chicago Park District |
E11192
|
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: Chicago Park District | Statement: [Lakefront Trail, maintainedBy, Chicago Park District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago Park District Context triple: [Lakefront Trail, maintainedBy, Chicago Park District]
-
A.
Chicago Park District
chosen
The Chicago Park District is the municipal agency responsible for managing Chicago’s extensive system of public parks, recreational facilities, and open spaces.
-
B.
Washington Park, Chicago
Washington Park, Chicago is a large historic public park and surrounding neighborhood on the South Side known for its expansive green space, cultural institutions, and role in Chicago’s park and boulevard system.
-
C.
Marquette Park
Marquette Park is a historic lakeside public park in Gary, Indiana, known for its beaches, dunes, and recreational facilities along Lake Michigan.
-
D.
Olmsted Park
Olmsted Park is a historic urban park in Boston and Brookline, Massachusetts, designed by landscape architect Frederick Law Olmsted as part of his interconnected series of green spaces.
-
E.
Gage Park, Chicago
Gage Park, Chicago is a predominantly residential neighborhood on the Southwest Side known for its diverse working-class community and historic park facilities.
- 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_69a4932941d08190815efd422f0b4ca7 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a499047bd4819089ca8345f1b6e46c |
completed | March 1, 2026, 7:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4fc7dea048190a5a1472825f6d747 |
completed | March 2, 2026, 2:57 a.m. |
Created at: March 1, 2026, 7:32 p.m.