Triple
T15114493
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | O'Fallon, Illinois |
E360999
|
entity |
| Predicate | hasHistoricBuilding |
P1098
|
FINISHED |
| Object |
O'Fallon Station
O'Fallon Station is a historic former railroad depot in O'Fallon, Illinois, that now serves as a preserved landmark and community gathering space.
|
E1139279
|
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: O'Fallon Station | Statement: [O'Fallon, Illinois, hasHistoricBuilding, O'Fallon Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: O'Fallon Station Context triple: [O'Fallon, Illinois, hasHistoricBuilding, O'Fallon Station]
-
A.
River Grove station
River Grove station is a commuter rail stop in River Grove, Illinois, served by Metra’s North Central Service line in the Chicago metropolitan area.
-
B.
Elburn station
Elburn station is a commuter rail station in Elburn, Illinois, serving as the western endpoint of Metra’s Union Pacific West Line to Chicago.
-
C.
Randolph/Wabash station
Randolph/Wabash station was a former elevated Chicago "L" station in the Loop that served multiple train lines before being closed and replaced by the modern Washington/Wabash station.
-
D.
Decatur station
Decatur station is an underground Metropolitan Atlanta Rapid Transit Authority (MARTA) rail station located in downtown Decatur, Georgia, serving as a key transit hub for commuters and local residents.
-
E.
Oak Forest station
Oak Forest station is a commuter rail stop in Oak Forest, Illinois, serving Metra's Rock Island District line between Chicago and its southwestern suburbs.
- 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: O'Fallon Station Triple: [O'Fallon, Illinois, hasHistoricBuilding, O'Fallon Station]
Generated description
O'Fallon Station is a historic former railroad depot in O'Fallon, Illinois, that now serves as a preserved landmark and community gathering space.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: O'Fallon Station Target entity description: O'Fallon Station is a historic former railroad depot in O'Fallon, Illinois, that now serves as a preserved landmark and community gathering space.
-
A.
River Grove station
River Grove station is a commuter rail stop in River Grove, Illinois, served by Metra’s North Central Service line in the Chicago metropolitan area.
-
B.
Elburn station
Elburn station is a commuter rail station in Elburn, Illinois, serving as the western endpoint of Metra’s Union Pacific West Line to Chicago.
-
C.
Randolph/Wabash station
Randolph/Wabash station was a former elevated Chicago "L" station in the Loop that served multiple train lines before being closed and replaced by the modern Washington/Wabash station.
-
D.
Decatur station
Decatur station is an underground Metropolitan Atlanta Rapid Transit Authority (MARTA) rail station located in downtown Decatur, Georgia, serving as a key transit hub for commuters and local residents.
-
E.
Oak Forest station
Oak Forest station is a commuter rail stop in Oak Forest, Illinois, serving Metra's Rock Island District line between Chicago and its southwestern suburbs.
- 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_69d85a0491ec8190830960be8fafb994 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e0058f4fb88190a3d446a466aebcf1 |
completed | April 15, 2026, 9:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69feb7eccb988190aae27dd28cf50997 |
completed | May 9, 2026, 4:28 a.m. |
| NEDg | Description generation | batch_69febc7e6d408190983a1f1e706c67b1 |
completed | May 9, 2026, 4:47 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69febd10a9a08190aabfa072199db5c9 |
completed | May 9, 2026, 4:50 a.m. |
Created at: April 10, 2026, 3:05 a.m.