Triple
T797695
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Green Line (CTA) |
E17058
|
entity |
| Predicate | servesStation |
P839
|
FINISHED |
| Object |
Conservatory–Central Park Drive station
Conservatory–Central Park Drive station is an elevated Chicago Transit Authority stop on the Green Line located near the Garfield Park Conservatory on the city’s West Side.
|
E151858
|
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: Conservatory–Central Park Drive station | Statement: [Green Line (CTA), servesStation, Conservatory–Central Park Drive station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Conservatory–Central Park Drive station Context triple: [Green Line (CTA), servesStation, Conservatory–Central Park Drive station]
-
A.
Eisenhower Avenue station
Eisenhower Avenue station is a Washington Metro rapid transit stop serving the Yellow Line in Alexandria, Virginia, near the Eisenhower Avenue corridor and adjacent commercial and residential areas.
-
B.
Pattison Avenue station
Pattison Avenue station is a subway station in Philadelphia that serves as the southern terminus of SEPTA’s Broad Street Line, providing access to the South Philadelphia Sports Complex.
-
C.
Forest Hills station
Forest Hills station is a major multimodal transit hub in Boston that serves as a key interchange point for MBTA subway, commuter rail, and numerous bus routes.
-
D.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
E.
Roosevelt Island station
Roosevelt Island station is the aerial tramway stop on New York City’s Roosevelt Island that serves as the eastern end of the Roosevelt Island Tramway connecting to Manhattan.
- 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: Conservatory–Central Park Drive station Triple: [Green Line (CTA), servesStation, Conservatory–Central Park Drive station]
Generated description
Conservatory–Central Park Drive station is an elevated Chicago Transit Authority stop on the Green Line located near the Garfield Park Conservatory on the city’s West Side.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Conservatory–Central Park Drive station Target entity description: Conservatory–Central Park Drive station is an elevated Chicago Transit Authority stop on the Green Line located near the Garfield Park Conservatory on the city’s West Side.
-
A.
Eisenhower Avenue station
Eisenhower Avenue station is a Washington Metro rapid transit stop serving the Yellow Line in Alexandria, Virginia, near the Eisenhower Avenue corridor and adjacent commercial and residential areas.
-
B.
Pattison Avenue station
Pattison Avenue station is a subway station in Philadelphia that serves as the southern terminus of SEPTA’s Broad Street Line, providing access to the South Philadelphia Sports Complex.
-
C.
Forest Hills station
Forest Hills station is a major multimodal transit hub in Boston that serves as a key interchange point for MBTA subway, commuter rail, and numerous bus routes.
-
D.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
E.
Roosevelt Island station
Roosevelt Island station is the aerial tramway stop on New York City’s Roosevelt Island that serves as the eastern end of the Roosevelt Island Tramway connecting to Manhattan.
- 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_69a49378b9c48190adbf5f62e5b7aca1 |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4a7b342888190a344fe81a2c9f33c |
completed | March 1, 2026, 8:55 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acbf0330b4819089042160ff199336 |
completed | March 8, 2026, 12:12 a.m. |
| NEDg | Description generation | batch_69acbf873544819099d3dff98a6b2244 |
completed | March 8, 2026, 12:15 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69acc06483b08190b5b29f684b83f43f |
completed | March 8, 2026, 12:18 a.m. |
Created at: March 1, 2026, 7:38 p.m.