Triple
T1960494
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ypsilanti, Michigan |
E42372
|
entity |
| Predicate | partOfMetropolitanArea |
P294
|
FINISHED |
| Object |
Ann Arbor metropolitan area (broader region)
The Ann Arbor metropolitan area is a southeastern Michigan urban region centered on the city of Ann Arbor and encompassing surrounding communities such as Ypsilanti, known for its educational, technological, and cultural significance.
|
E46153
|
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 metropolitan area (broader region) | Statement: [Ypsilanti, Michigan, partOfMetropolitanArea, Ann Arbor metropolitan area (broader region)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ann Arbor metropolitan area (broader region) Context triple: [Ypsilanti, Michigan, partOfMetropolitanArea, Ann Arbor metropolitan area (broader region)]
-
A.
Southeast Michigan
Southeast Michigan is a region anchored by Detroit that serves as the historic heart of the U.S. automotive industry and a major center for manufacturing and engineering.
-
B.
Ann Arbor
Ann Arbor is a vibrant college town in southeastern Michigan best known as the home of the University of Michigan and a center for education, research, and arts.
-
C.
Detroit metropolitan area
The Detroit metropolitan area is a major U.S. industrial and economic hub best known as the historic center of the American automotive industry.
-
D.
Livonia, Michigan
Livonia, Michigan is a large suburban city in Wayne County, known for its residential communities, shopping centers, and proximity to Detroit.
-
E.
Ecorse, Michigan
Ecorse, Michigan is a small industrial city in Wayne County along the Detroit River, historically known for its steel manufacturing and role in the Downriver Detroit region.
- 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 metropolitan area (broader region) Triple: [Ypsilanti, Michigan, partOfMetropolitanArea, Ann Arbor metropolitan area (broader region)]
Generated description
The Ann Arbor metropolitan area is a southeastern Michigan urban region centered on the city of Ann Arbor and encompassing surrounding communities such as Ypsilanti, known for its educational, technological, and cultural significance.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ann Arbor metropolitan area (broader region) Target entity description: The Ann Arbor metropolitan area is a southeastern Michigan urban region centered on the city of Ann Arbor and encompassing surrounding communities such as Ypsilanti, known for its educational, technological, and cultural significance.
-
A.
Southeast Michigan
Southeast Michigan is a region anchored by Detroit that serves as the historic heart of the U.S. automotive industry and a major center for manufacturing and engineering.
-
B.
Ann Arbor
chosen
Ann Arbor is a vibrant college town in southeastern Michigan best known as the home of the University of Michigan and a center for education, research, and arts.
-
C.
Detroit metropolitan area
The Detroit metropolitan area is a major U.S. industrial and economic hub best known as the historic center of the American automotive industry.
-
D.
Livonia, Michigan
Livonia, Michigan is a large suburban city in Wayne County, known for its residential communities, shopping centers, and proximity to Detroit.
-
E.
Ecorse, Michigan
Ecorse, Michigan is a small industrial city in Wayne County along the Detroit River, historically known for its steel manufacturing and role in the Downriver Detroit region.
- F. None of above.
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_69a8870eea088190a38781990812a9bc |
completed | March 4, 2026, 7:25 p.m. |
| NER | Named-entity recognition | batch_69abb380bfc08190ae80f8e6570494b8 |
completed | March 7, 2026, 5:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69adfbcea048819091d705095f0d3f68 |
completed | March 8, 2026, 10:44 p.m. |
| NEDg | Description generation | batch_69adfc8efb0c81908bce5a4a13359801 |
completed | March 8, 2026, 10:47 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69adfd8115d481909716e11b943cbf61 |
completed | March 8, 2026, 10:51 p.m. |
Created at: March 4, 2026, 7:36 p.m.