Triple
T11485970
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ottumwa, Iowa |
E272276
|
entity |
| Predicate | hasHistoricDistrict |
P295
|
FINISHED |
| Object |
Ottumwa Downtown Historic District
The Ottumwa Downtown Historic District is a central commercial area in Ottumwa, Iowa, noted for its concentration of historically significant buildings that reflect the city’s development from the late 19th to mid-20th centuries.
|
E928733
|
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: Ottumwa Downtown Historic District | Statement: [Ottumwa, Iowa, hasHistoricDistrict, Ottumwa Downtown Historic District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ottumwa Downtown Historic District Context triple: [Ottumwa, Iowa, hasHistoricDistrict, Ottumwa Downtown Historic District]
-
A.
Iowa City Downtown District
The Iowa City Downtown District is a vibrant, mixed-use urban core known for its locally owned shops, restaurants, arts venues, and cultural events that serve as the social and economic hub of Iowa City.
-
B.
Ottumwa, Iowa
Ottumwa, Iowa is a small city in southeastern Iowa known as a regional hub on the Des Moines River with a mix of industrial, rail, and agricultural heritage.
-
C.
Downtown Cedar Falls Historic District
Downtown Cedar Falls Historic District is a preserved central business area in Cedar Falls, Iowa, known for its historic architecture, cultural attractions, and locally owned shops and restaurants.
-
D.
Anamosa Main Street Historic District
The Anamosa Main Street Historic District is a preserved commercial area in downtown Anamosa, Iowa, noted for its late 19th- and early 20th-century architecture that reflects the town’s development as a regional trade center.
-
E.
Coralville Old Town Historic District
Coralville Old Town Historic District is a preserved historic area in Coralville, Iowa, featuring some of the community’s earliest buildings and reflecting its 19th- and early 20th-century development.
- 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: Ottumwa Downtown Historic District Triple: [Ottumwa, Iowa, hasHistoricDistrict, Ottumwa Downtown Historic District]
Generated description
The Ottumwa Downtown Historic District is a central commercial area in Ottumwa, Iowa, noted for its concentration of historically significant buildings that reflect the city’s development from the late 19th to mid-20th centuries.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ottumwa Downtown Historic District Target entity description: The Ottumwa Downtown Historic District is a central commercial area in Ottumwa, Iowa, noted for its concentration of historically significant buildings that reflect the city’s development from the late 19th to mid-20th centuries.
-
A.
Iowa City Downtown District
The Iowa City Downtown District is a vibrant, mixed-use urban core known for its locally owned shops, restaurants, arts venues, and cultural events that serve as the social and economic hub of Iowa City.
-
B.
Ottumwa, Iowa
Ottumwa, Iowa is a small city in southeastern Iowa known as a regional hub on the Des Moines River with a mix of industrial, rail, and agricultural heritage.
-
C.
Downtown Cedar Falls Historic District
Downtown Cedar Falls Historic District is a preserved central business area in Cedar Falls, Iowa, known for its historic architecture, cultural attractions, and locally owned shops and restaurants.
-
D.
Anamosa Main Street Historic District
The Anamosa Main Street Historic District is a preserved commercial area in downtown Anamosa, Iowa, noted for its late 19th- and early 20th-century architecture that reflects the town’s development as a regional trade center.
-
E.
Coralville Old Town Historic District
Coralville Old Town Historic District is a preserved historic area in Coralville, Iowa, featuring some of the community’s earliest buildings and reflecting its 19th- and early 20th-century development.
- 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_69d6aae1b09881909ce2ded3fa0c14fa |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d85a1fc9688190aacc2eed64229b79 |
completed | April 10, 2026, 2:02 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e60451a89081909f9534fee6cb809f |
completed | April 20, 2026, 10:47 a.m. |
| NEDg | Description generation | batch_69e610a5ea0481908169c58dc0831b76 |
completed | April 20, 2026, 11:40 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e6182b06f88190ab36d976ac989019 |
completed | April 20, 2026, 12:12 p.m. |
Created at: April 8, 2026, 9:36 p.m.