Triple
T797699
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Green Line (CTA) |
E17058
|
entity |
| Predicate | servesStation |
P839
|
FINISHED |
| Object |
Morgan station (Green and Pink Lines)
Morgan station is an elevated Chicago Transit Authority 'L' stop in the city's Near West Side that serves both the Green and Pink Lines.
|
E94935
|
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: Morgan station (Green and Pink Lines) | Statement: [Green Line (CTA), servesStation, Morgan station (Green and Pink Lines)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Morgan station (Green and Pink Lines) Context triple: [Green Line (CTA), servesStation, Morgan station (Green and Pink Lines)]
-
A.
Cecil B. Moore station
Cecil B. Moore station is a subway stop on Philadelphia’s Broad Street Line serving the Temple University area and surrounding North Philadelphia neighborhoods.
-
B.
Park Street station
Park Street station is a major downtown Boston transit hub on the MBTA system, serving multiple Green Line branches and providing connections to the Red Line.
-
C.
Crescent Street station
Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
-
D.
Court House station
Court House station is a Washington Metro rapid transit station serving the Courthouse neighborhood in Arlington, Virginia.
-
E.
Naylor Road station
Naylor Road station is a Washington Metro rapid transit stop in Prince George's County, Maryland, serving the Green Line in the southeastern suburbs of Washington, D.C.
- 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: Morgan station (Green and Pink Lines) Triple: [Green Line (CTA), servesStation, Morgan station (Green and Pink Lines)]
Generated description
Morgan station is an elevated Chicago Transit Authority 'L' stop in the city's Near West Side that serves both the Green and Pink Lines.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Morgan station (Green and Pink Lines) Target entity description: Morgan station is an elevated Chicago Transit Authority 'L' stop in the city's Near West Side that serves both the Green and Pink Lines.
-
A.
Cecil B. Moore station
Cecil B. Moore station is a subway stop on Philadelphia’s Broad Street Line serving the Temple University area and surrounding North Philadelphia neighborhoods.
-
B.
Park Street station
Park Street station is a major downtown Boston transit hub on the MBTA system, serving multiple Green Line branches and providing connections to the Red Line.
-
C.
Crescent Street station
Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
-
D.
Court House station
Court House station is a Washington Metro rapid transit station serving the Courthouse neighborhood in Arlington, Virginia.
-
E.
Naylor Road station
Naylor Road station is a Washington Metro rapid transit stop in Prince George's County, Maryland, serving the Green Line in the southeastern suburbs of Washington, D.C.
- 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_69a67f01cca881908c1d230048be1225 |
completed | March 3, 2026, 6:26 a.m. |
| NEDg | Description generation | batch_69a6800b410881909d95ab4c3612b501 |
completed | March 3, 2026, 6:30 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a680bae34481909255d07f325d97d4 |
completed | March 3, 2026, 6:33 a.m. |
Created at: March 1, 2026, 7:38 p.m.