Triple
T6348150
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | John Calvin Stevens |
E142797
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object |
Portland City Hall (reconstruction collaboration), Portland, Maine
Portland City Hall (reconstruction collaboration) in Portland, Maine is an early 20th-century municipal building known for its Beaux-Arts architectural style and its role as a prominent civic landmark in the city.
|
E587157
|
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: Portland City Hall (reconstruction collaboration), Portland, Maine | Statement: [John Calvin Stevens, notableWork, Portland City Hall (reconstruction collaboration), Portland, Maine]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Portland City Hall (reconstruction collaboration), Portland, Maine Context triple: [John Calvin Stevens, notableWork, Portland City Hall (reconstruction collaboration), Portland, Maine]
-
A.
Cultural Building, Augusta, Maine
Cultural Building, Augusta, Maine is a state government complex in Augusta that houses major cultural institutions, including the Maine State Museum.
-
B.
Maine State Building (Poland, Maine)
The Maine State Building in Poland, Maine is a historic structure originally built for the 1893 World's Columbian Exposition in Chicago and later relocated as a landmark at the Poland Spring resort.
-
C.
Old Town Hall, Kennebunkport
Old Town Hall in Kennebunkport is a historically significant municipal building in Maine recognized as a National Historic Landmark for its architectural and civic heritage.
-
D.
Portland, Maine, United States
Portland, Maine, United States is a historic coastal city in northern New England known for its working waterfront, vibrant arts and culinary scenes, and well-preserved 19th-century architecture.
-
E.
Arts District, Portland, Maine
Arts District, Portland, Maine is a downtown neighborhood known as the city’s cultural hub, featuring numerous galleries, museums, theaters, and creative venues.
- 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: Portland City Hall (reconstruction collaboration), Portland, Maine Triple: [John Calvin Stevens, notableWork, Portland City Hall (reconstruction collaboration), Portland, Maine]
Generated description
Portland City Hall (reconstruction collaboration) in Portland, Maine is an early 20th-century municipal building known for its Beaux-Arts architectural style and its role as a prominent civic landmark in the city.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Portland City Hall (reconstruction collaboration), Portland, Maine Target entity description: Portland City Hall (reconstruction collaboration) in Portland, Maine is an early 20th-century municipal building known for its Beaux-Arts architectural style and its role as a prominent civic landmark in the city.
-
A.
Cultural Building, Augusta, Maine
Cultural Building, Augusta, Maine is a state government complex in Augusta that houses major cultural institutions, including the Maine State Museum.
-
B.
Maine State Building (Poland, Maine)
The Maine State Building in Poland, Maine is a historic structure originally built for the 1893 World's Columbian Exposition in Chicago and later relocated as a landmark at the Poland Spring resort.
-
C.
Old Town Hall, Kennebunkport
Old Town Hall in Kennebunkport is a historically significant municipal building in Maine recognized as a National Historic Landmark for its architectural and civic heritage.
-
D.
Portland, Maine, United States
Portland, Maine, United States is a historic coastal city in northern New England known for its working waterfront, vibrant arts and culinary scenes, and well-preserved 19th-century architecture.
-
E.
Arts District, Portland, Maine
Arts District, Portland, Maine is a downtown neighborhood known as the city’s cultural hub, featuring numerous galleries, museums, theaters, and creative venues.
- 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_69c008d6dcbc8190aa1c2f1fd8916b42 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c067bba1988190b51f0a22e4279e1b |
completed | March 22, 2026, 10:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6044b33fc8190a214c6615d072715 |
completed | March 27, 2026, 4:15 a.m. |
| NEDg | Description generation | batch_69c6057466ec8190afe96107862bb40a |
completed | March 27, 2026, 4:20 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c6060a113881909b424d0c47c2107e |
completed | March 27, 2026, 4:22 a.m. |
Created at: March 22, 2026, 4:31 p.m.