Triple
T14305740
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Morgan Park, Chicago |
E354689
|
entity |
| Predicate | hasMetraStation |
P726
|
FINISHED |
| Object |
Beverly Hills–Morgan Park stations
The Beverly Hills–Morgan Park stations are a group of Metra commuter rail stops serving Chicago’s Beverly and Morgan Park neighborhoods on the Rock Island District line.
|
E1092869
|
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: Beverly Hills–Morgan Park stations | Statement: [Morgan Park, Chicago, hasMetraStation, Beverly Hills–Morgan Park stations]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Beverly Hills–Morgan Park stations Context triple: [Morgan Park, Chicago, hasMetraStation, Beverly Hills–Morgan Park stations]
-
A.
Morgan Park station
Morgan Park station is a Metra commuter rail stop serving Chicago’s Morgan Park neighborhood on the city’s Far South Side.
-
B.
Westlake/MacArthur Park station
Westlake/MacArthur Park station is a major Los Angeles Metro Rail subway stop near downtown Los Angeles, serving as a busy transit hub for the surrounding Westlake and MacArthur Park neighborhoods.
-
C.
107th Street–Beverly Hills station
107th Street–Beverly Hills station is a Metra commuter rail station on the Rock Island District line serving Chicago’s Beverly neighborhood.
-
D.
Westmont station
Westmont station is a commuter rail stop in Westmont, Illinois, serving Metra’s BNSF Railway Line between Chicago and its western suburbs.
-
E.
111th Street–Morgan Park station
111th Street–Morgan Park station is a Metra commuter rail stop on the Rock Island District line serving Chicago’s Beverly and Morgan Park neighborhoods.
- 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: Beverly Hills–Morgan Park stations Triple: [Morgan Park, Chicago, hasMetraStation, Beverly Hills–Morgan Park stations]
Generated description
The Beverly Hills–Morgan Park stations are a group of Metra commuter rail stops serving Chicago’s Beverly and Morgan Park neighborhoods on the Rock Island District line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Beverly Hills–Morgan Park stations Target entity description: The Beverly Hills–Morgan Park stations are a group of Metra commuter rail stops serving Chicago’s Beverly and Morgan Park neighborhoods on the Rock Island District line.
-
A.
Morgan Park station
Morgan Park station is a Metra commuter rail stop serving Chicago’s Morgan Park neighborhood on the city’s Far South Side.
-
B.
Westlake/MacArthur Park station
Westlake/MacArthur Park station is a major Los Angeles Metro Rail subway stop near downtown Los Angeles, serving as a busy transit hub for the surrounding Westlake and MacArthur Park neighborhoods.
-
C.
107th Street–Beverly Hills station
107th Street–Beverly Hills station is a Metra commuter rail station on the Rock Island District line serving Chicago’s Beverly neighborhood.
-
D.
Westmont station
Westmont station is a commuter rail stop in Westmont, Illinois, serving Metra’s BNSF Railway Line between Chicago and its western suburbs.
-
E.
111th Street–Morgan Park station
111th Street–Morgan Park station is a Metra commuter rail stop on the Rock Island District line serving Chicago’s Beverly and Morgan Park neighborhoods.
- 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_69d8278ed42c8190b9f882dcce611347 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de85afabe48190926d6098047f4bcf |
completed | April 14, 2026, 6:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd4684e2648190b46328252ac9d51b |
completed | May 8, 2026, 2:12 a.m. |
| NEDg | Description generation | batch_69fd47479a0c8190a056cb00c62bfa52 |
completed | May 8, 2026, 2:15 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fd4828f44c81908903d1391c83cc60 |
completed | May 8, 2026, 2:19 a.m. |
Created at: April 10, 2026, 1:12 a.m.