Triple
T3543595
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CTA Blue Line |
E74942
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Forest Park
Forest Park is a western Chicago suburb that serves as the terminus of the Chicago Transit Authority’s Blue Line rapid transit route.
|
E562352
|
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: Forest Park | Statement: [CTA Blue Line, hasStation, Forest Park]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Forest Park Context triple: [CTA Blue Line, hasStation, Forest Park]
-
A.
Forest Park
Forest Park is a large urban public park in St. Louis known for hosting major cultural institutions, museums, and recreational spaces, and for being one of the largest city parks in the United States.
-
B.
Forest Park
Forest Park is a vast, heavily forested urban park in Portland, Oregon, known for its extensive trail system and rich wildlife habitat.
-
C.
Forest Park
Forest Park is a large urban green space in central Queens, New York City, known for its extensive woodlands, trails, and recreational facilities.
-
D.
Forest Park
Forest Park is a large historic urban park in Springfield, Massachusetts, known for its extensive green spaces, recreational facilities, and seasonal attractions.
-
E.
Blanchard Woods Park
Blanchard Woods Park is a multi-use recreational park in Columbia County, Georgia, best known for its soccer complex and natural wooded setting.
- 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: Forest Park Triple: [CTA Blue Line, hasStation, Forest Park]
Generated description
Forest Park is a western Chicago suburb that serves as the terminus of the Chicago Transit Authority’s Blue Line rapid transit route.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Forest Park Target entity description: Forest Park is a western Chicago suburb that serves as the terminus of the Chicago Transit Authority’s Blue Line rapid transit route.
-
A.
Forest Park
Forest Park is a large urban public park in St. Louis known for hosting major cultural institutions, museums, and recreational spaces, and for being one of the largest city parks in the United States.
-
B.
Forest Park
Forest Park is a vast, heavily forested urban park in Portland, Oregon, known for its extensive trail system and rich wildlife habitat.
-
C.
Forest Park
Forest Park is a large historic urban park in Springfield, Massachusetts, known for its extensive green spaces, recreational facilities, and seasonal attractions.
-
D.
Forest Park
Forest Park is a large urban green space in central Queens, New York City, known for its extensive woodlands, trails, and recreational facilities.
-
E.
Blanchard Woods Park
Blanchard Woods Park is a multi-use recreational park in Columbia County, Georgia, best known for its soccer complex and natural wooded setting.
- 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_69ad85d274cc8190ab59c97298a1cfbf |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adbf752dd481909226044ffe595338 |
completed | March 8, 2026, 6:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c10791159c81909b91cd5beb962e39 |
completed | March 23, 2026, 9:27 a.m. |
| NEDg | Description generation | batch_69c109f1ca4c819090da3ac4c9aa8b07 |
completed | March 23, 2026, 9:37 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c10a4bb2348190a5f1faf28aecf522 |
completed | March 23, 2026, 9:39 a.m. |
Created at: March 8, 2026, 3:20 p.m.