Triple
T16645068
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago–Ann Arbor corridor |
E404445
|
entity |
| Predicate | notableStation |
P3858
|
FINISHED |
| Object |
Ann Arbor station
Ann Arbor station is a key Amtrak passenger rail stop in Ann Arbor, Michigan, serving intercity trains along the busy Chicago–Detroit/Pontiac corridor.
|
E1226379
|
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: Ann Arbor station | Statement: [Chicago–Ann Arbor corridor, notableStation, Ann Arbor station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ann Arbor station Context triple: [Chicago–Ann Arbor corridor, notableStation, Ann Arbor station]
-
A.
Dearborn Station
Dearborn Station is a historic former passenger railroad terminal in Chicago, known for its distinctive Romanesque architecture and role as a major gateway to the city in the late 19th and early 20th centuries.
-
B.
Amtrak station Dearborn
Amtrak station Dearborn is a passenger rail station in Dearborn, Michigan, serving Amtrak trains and connecting the city to regional and national rail routes.
-
C.
Royal Oak station
Royal Oak station is a London Underground station in the City of Westminster, served by the Circle and Hammersmith & City lines.
-
D.
Madison station
Madison station is a commuter rail stop in Madison, Connecticut, served by Shore Line East trains along the Northeast Corridor.
-
E.
Madison station
Madison station is a historic New Jersey Transit commuter rail station serving the borough of Madison, New Jersey, on the Morristown Line.
- 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: Ann Arbor station Triple: [Chicago–Ann Arbor corridor, notableStation, Ann Arbor station]
Generated description
Ann Arbor station is a key Amtrak passenger rail stop in Ann Arbor, Michigan, serving intercity trains along the busy Chicago–Detroit/Pontiac corridor.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ann Arbor station Target entity description: Ann Arbor station is a key Amtrak passenger rail stop in Ann Arbor, Michigan, serving intercity trains along the busy Chicago–Detroit/Pontiac corridor.
-
A.
Dearborn Station
Dearborn Station is a historic former passenger railroad terminal in Chicago, known for its distinctive Romanesque architecture and role as a major gateway to the city in the late 19th and early 20th centuries.
-
B.
Amtrak station Dearborn
Amtrak station Dearborn is a passenger rail station in Dearborn, Michigan, serving Amtrak trains and connecting the city to regional and national rail routes.
-
C.
Royal Oak station
Royal Oak station is a London Underground station in the City of Westminster, served by the Circle and Hammersmith & City lines.
-
D.
Madison station
Madison station is a commuter rail stop in Madison, Connecticut, served by Shore Line East trains along the Northeast Corridor.
-
E.
Madison station
Madison station is a historic New Jersey Transit commuter rail station serving the borough of Madison, New Jersey, on the Morristown Line.
- 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_69d8838a41f08190b0c3f79c47df5078 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e37ad4735c81908a3a227bf02ca489 |
completed | April 18, 2026, 12:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0084bf0900819092db11456eb8e1c0 |
completed | May 10, 2026, 1:14 p.m. |
| NEDg | Description generation | batch_6a00862fe04481908bc114001357aea9 |
completed | May 10, 2026, 1:20 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00879d9f948190bdf40ff7be2505ff |
completed | May 10, 2026, 1:26 p.m. |
Created at: April 10, 2026, 5:18 a.m.