Triple
T3722812
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Yellow Line (CTA) |
E81677
|
entity |
| Predicate | depot |
P14646
|
FINISHED |
| Object |
Howard Yard
Howard Yard is a Chicago Transit Authority rail yard that serves as a major storage and maintenance facility for trains on the city's 'L' system.
|
E382465
|
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: Howard Yard | Statement: [Yellow Line (CTA), depot, Howard Yard]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Howard Yard Context triple: [Yellow Line (CTA), depot, Howard Yard]
-
A.
Greenwood Yard
Greenwood Yard is a major maintenance and storage facility serving Toronto's subway system.
-
B.
Edgemere
Edgemere is a coastal neighborhood in the Rockaway Peninsula of Queens, New York City, known for its Atlantic shoreline and residential communities.
-
C.
Haven Green
Haven Green is a well-known public green space and focal point near Ealing Broadway in the London Borough of Ealing.
-
D.
Academy Gardens
Academy Gardens is a residential neighborhood in the Northeast section of Philadelphia, Pennsylvania, known for its post–World War II housing and proximity to major city thoroughfares.
-
E.
Aldridge Gardens
Aldridge Gardens is a public botanical garden and event venue in Hoover, Alabama, known for its landscaped grounds, lake, and ornamental hydrangeas.
- 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: Howard Yard Triple: [Yellow Line (CTA), depot, Howard Yard]
Generated description
Howard Yard is a Chicago Transit Authority rail yard that serves as a major storage and maintenance facility for trains on the city's 'L' system.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Howard Yard Target entity description: Howard Yard is a Chicago Transit Authority rail yard that serves as a major storage and maintenance facility for trains on the city's 'L' system.
-
A.
Greenwood Yard
Greenwood Yard is a major maintenance and storage facility serving Toronto's subway system.
-
B.
Edgemere
Edgemere is a coastal neighborhood in the Rockaway Peninsula of Queens, New York City, known for its Atlantic shoreline and residential communities.
-
C.
Haven Green
Haven Green is a well-known public green space and focal point near Ealing Broadway in the London Borough of Ealing.
-
D.
Academy Gardens
Academy Gardens is a residential neighborhood in the Northeast section of Philadelphia, Pennsylvania, known for its post–World War II housing and proximity to major city thoroughfares.
-
E.
Aldridge Gardens
Aldridge Gardens is a public botanical garden and event venue in Hoover, Alabama, known for its landscaped grounds, lake, and ornamental hydrangeas.
- 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_69ad8b1b7ef081908d2d381bbf54985a |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69adca9ea1688190b3b8414d77960e8f |
completed | March 8, 2026, 7:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4ce1b25088190958c427c932641e1 |
completed | March 14, 2026, 2:55 a.m. |
| NEDg | Description generation | batch_69b4cee2a2d88190b3a82610b6ab3488 |
completed | March 14, 2026, 2:58 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b4cf3be5988190a049d8896e94b2b0 |
completed | March 14, 2026, 3 a.m. |
Created at: March 8, 2026, 3:34 p.m.