Triple
T3543567
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CTA Blue Line |
E74942
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Jefferson Park
Jefferson Park is a Chicago Transit Authority rapid transit station in the city's Northwest Side that serves as a key stop on the Blue Line.
|
E558765
|
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: Jefferson Park | Statement: [CTA Blue Line, hasStation, Jefferson Park]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Jefferson Park Context triple: [CTA Blue Line, hasStation, Jefferson Park]
-
A.
Roosevelt Park
Roosevelt Park is a public recreational park in Edison, New Jersey, known for its walking trails, lake, and community facilities.
-
B.
Emerson Park
Emerson Park is a public recreational park in Peabody, Massachusetts, offering outdoor green space and facilities for community activities and leisure.
-
C.
Johnson Park
Johnson Park is a large public riverside park in Piscataway, New Jersey, known for its open green spaces, walking paths, and recreational facilities along the Raritan River.
-
D.
Pershing Park
Pershing Park is a public urban park in Washington, D.C., known for its commemorative features and central role in honoring American service in World War I.
-
E.
Riggs Park
Riggs Park is a primarily residential neighborhood in the northeastern quadrant of Washington, D.C., known for its quiet streets and community-oriented character.
- 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: Jefferson Park Triple: [CTA Blue Line, hasStation, Jefferson Park]
Generated description
Jefferson Park is a Chicago Transit Authority rapid transit station in the city's Northwest Side that serves as a key stop on the Blue Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Jefferson Park Target entity description: Jefferson Park is a Chicago Transit Authority rapid transit station in the city's Northwest Side that serves as a key stop on the Blue Line.
-
A.
Roosevelt Park
Roosevelt Park is a public recreational park in Edison, New Jersey, known for its walking trails, lake, and community facilities.
-
B.
Emerson Park
Emerson Park is a public recreational park in Peabody, Massachusetts, offering outdoor green space and facilities for community activities and leisure.
-
C.
Johnson Park
Johnson Park is a large public riverside park in Piscataway, New Jersey, known for its open green spaces, walking paths, and recreational facilities along the Raritan River.
-
D.
Pershing Park
Pershing Park is a public urban park in Washington, D.C., known for its commemorative features and central role in honoring American service in World War I.
-
E.
Riggs Park
Riggs Park is a primarily residential neighborhood in the northeastern quadrant of Washington, D.C., known for its quiet streets and community-oriented character.
- 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_69c0e2d5e3948190961df336430d31f7 |
completed | March 23, 2026, 6:51 a.m. |
| NEDg | Description generation | batch_69c0f4bc97548190bf0fffed9a0f732e |
completed | March 23, 2026, 8:07 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c0f513fa448190a6a94e131354f4e9 |
completed | March 23, 2026, 8:08 a.m. |
Created at: March 8, 2026, 3:20 p.m.