Triple
T398889
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pittsburgh, Cincinnati, Chicago and St. Louis Railroad |
E9234
|
entity |
| Predicate | servedCity |
P3936
|
FINISHED |
| Object | St. Louis |
E1809
|
NE FINISHED |
How this triple was built (2 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: St. Louis | Statement: [Pittsburgh, Cincinnati, Chicago and St. Louis Railroad, servedCity, St. Louis]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: St. Louis Context triple: [Pittsburgh, Cincinnati, Chicago and St. Louis Railroad, servedCity, St. Louis]
-
A.
St. Louis metropolitan area
The St. Louis metropolitan area is a bi-state urban region centered on the city of St. Louis, spanning parts of Missouri and Illinois and serving as a major Midwestern hub for culture, education, and industry.
-
B.
St. Louis, Missouri, United States
chosen
St. Louis, Missouri, United States is a major Midwestern city on the Mississippi River known for its iconic Gateway Arch, rich musical and cultural heritage, and historical role as a gateway to the American West.
-
C.
Jefferson City, Missouri
Jefferson City, Missouri is the capital of the U.S. state of Missouri, located along the Missouri River and serving as a regional center for government and commerce.
-
D.
Springfield
Springfield is a populous suburban community in Northern Virginia known for its major transportation junctions, shopping centers, and proximity to Washington, D.C.
-
E.
St. Joseph, Missouri
St. Joseph, Missouri is a historic city in northwest Missouri along the Missouri River, known as the starting point of the Pony Express and the place where outlaw Jesse James was killed.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a2e8004cb88190b92ed1add6abf41a |
completed | Feb. 28, 2026, 1:05 p.m. |
| NER | Named-entity recognition | batch_69a2ec8d0ca881909d786e8eed9b6748 |
completed | Feb. 28, 2026, 1:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a42f5ff0608190909be378b1871327 |
completed | March 1, 2026, 12:21 p.m. |
Created at: Feb. 28, 2026, 1:08 p.m.