Triple
T13469760
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bi-State Development Agency (Metro) transit system |
E311596
|
entity |
| Predicate | headquartersLocation |
P62
|
FINISHED |
| Object | St. Louis, Missouri |
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, Missouri | Statement: [Bi-State Development Agency (Metro) transit system, headquartersLocation, St. Louis, Missouri]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: St. Louis, Missouri Context triple: [Bi-State Development Agency (Metro) transit system, headquartersLocation, St. Louis, Missouri]
-
A.
St. Louis
St. Louis is a Canadian former professional ice hockey player and Hall of Famer renowned for his prolific NHL career, primarily with the Tampa Bay Lightning.
-
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.
Saint Louis
Saint Louis is the canonized 13th-century king of France renowned for his piety, participation in the Crusades, and role in strengthening the French monarchy.
-
D.
Saint Louis City
Saint Louis City is an independent city in the U.S. state of Missouri, known for its iconic Gateway Arch and its role as a major cultural and economic center in the Midwest.
-
E.
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.
- 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_69d806a938b8819097ec43a2229fc7f9 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69dbaf21e46081908a00c9acf54f270f |
completed | April 12, 2026, 2:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7942424bc8190af98462f6b7a93a4 |
completed | May 3, 2026, 6:29 p.m. |
Created at: April 9, 2026, 9:42 p.m.