Triple
T4338230
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Pacific Railroad Museum |
E97514
|
entity |
| Predicate | occupiesBuilding |
P2574
|
FINISHED |
| Object |
former Council Bluffs Carnegie Library building
The former Council Bluffs Carnegie Library building is a historic Carnegie-funded library structure in Council Bluffs, Iowa, now repurposed to house the Union Pacific Railroad Museum.
|
E431360
|
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: former Council Bluffs Carnegie Library building | Statement: [Union Pacific Railroad Museum, occupiesBuilding, former Council Bluffs Carnegie Library building]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: former Council Bluffs Carnegie Library building Context triple: [Union Pacific Railroad Museum, occupiesBuilding, former Council Bluffs Carnegie Library building]
-
A.
United States Courthouse in Council Bluffs
The United States Courthouse in Council Bluffs is a federal courthouse facility in Council Bluffs, Iowa, that serves as one of the venues for federal judicial proceedings in the Southern District of Iowa.
-
B.
Iowa Judicial Branch Building
The Iowa Judicial Branch Building is the courthouse complex in Des Moines that houses the Iowa Supreme Court and other key components of the state’s judicial system.
-
C.
Iowa City Hall
Iowa City Hall is the central municipal government building of Iowa City, housing key administrative offices and serving as the primary venue for local governmental functions and public meetings.
-
D.
Coralville Public Library
Coralville Public Library is the main public library serving the residents of Coralville, Iowa with lending materials, community programs, and information services.
-
E.
Wright County Courthouse
The Wright County Courthouse is the main judicial and administrative government building serving Wright County, located in Clarion, Iowa.
- 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: former Council Bluffs Carnegie Library building Triple: [Union Pacific Railroad Museum, occupiesBuilding, former Council Bluffs Carnegie Library building]
Generated description
The former Council Bluffs Carnegie Library building is a historic Carnegie-funded library structure in Council Bluffs, Iowa, now repurposed to house the Union Pacific Railroad Museum.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: former Council Bluffs Carnegie Library building Target entity description: The former Council Bluffs Carnegie Library building is a historic Carnegie-funded library structure in Council Bluffs, Iowa, now repurposed to house the Union Pacific Railroad Museum.
-
A.
United States Courthouse in Council Bluffs
The United States Courthouse in Council Bluffs is a federal courthouse facility in Council Bluffs, Iowa, that serves as one of the venues for federal judicial proceedings in the Southern District of Iowa.
-
B.
Iowa Judicial Branch Building
The Iowa Judicial Branch Building is the courthouse complex in Des Moines that houses the Iowa Supreme Court and other key components of the state’s judicial system.
-
C.
Iowa City Hall
Iowa City Hall is the central municipal government building of Iowa City, housing key administrative offices and serving as the primary venue for local governmental functions and public meetings.
-
D.
Coralville Public Library
Coralville Public Library is the main public library serving the residents of Coralville, Iowa with lending materials, community programs, and information services.
-
E.
Wright County Courthouse
The Wright County Courthouse is the main judicial and administrative government building serving Wright County, located in Clarion, Iowa.
- 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_69b3454662a481908fbcd0bbfaa3a0a4 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b3516dffb48190878f81ffe71a5e82 |
completed | March 12, 2026, 11:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5d0af82888190bed294bdec942f4a |
completed | March 14, 2026, 9:18 p.m. |
| NEDg | Description generation | batch_69b5d29d8a4881908f1612dddc8e878c |
completed | March 14, 2026, 9:26 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5d336850081908f411db1023e3598 |
completed | March 14, 2026, 9:29 p.m. |
Created at: March 12, 2026, 11:14 p.m.