Triple
T2512809
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metra Electric District line |
E52738
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Grant Park area |
E20446
|
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: Grant Park area | Statement: [Metra Electric District line, serves, Grant Park area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Grant Park area Context triple: [Metra Electric District line, serves, Grant Park area]
-
A.
Grant Park
Grant Park is a primarily residential neighborhood in Portland, Oregon, known for its tree-lined streets, historic homes, and the park that inspired Beverly Cleary’s Klickitat Street setting.
-
B.
Grant Park
chosen
Grant Park is a large historic public park in downtown Chicago known for its museums, gardens, and major cultural events.
-
C.
Hyde Park, Chicago
Hyde Park, Chicago is a historic, culturally diverse neighborhood on Chicago’s South Side known for housing the University of Chicago and the Obama family.
-
D.
McKinley Park, Chicago
McKinley Park is a residential and industrial neighborhood on Chicago’s Southwest Side known for its namesake park, historic working-class character, and proximity to the city’s stockyards and canal.
-
E.
Lincoln Park
Lincoln Park is a large, historic lakefront park in Chicago known for its green spaces, beaches, cultural institutions, and the free Lincoln Park Zoo.
- 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_69ab4958e76481908a235377dd921c9e |
completed | March 6, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69abd20b6d008190acec0eb172e218c9 |
completed | March 7, 2026, 7:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af838c9c648190857a6a95dce1c258 |
completed | March 10, 2026, 2:35 a.m. |
Created at: March 6, 2026, 9:46 p.m.