Triple
T8090183
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Downtown St. Louis, Missouri |
E188836
|
entity |
| Predicate | hasMetroLinkStation |
P39430
|
FINISHED |
| Object |
8th & Pine station
8th & Pine station is a MetroLink light rail stop serving the central business district of downtown St. Louis, Missouri.
|
E711375
|
NE FINISHED |
How this triple was built (5 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: 8th & Pine station | Statement: [Downtown St. Louis, Missouri, hasMetroLinkStation, 8th & Pine station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 8th & Pine station Context triple: [Downtown St. Louis, Missouri, hasMetroLinkStation, 8th & Pine station]
-
A.
McPherson Square station
McPherson Square station is a Washington Metro rapid transit station in downtown Washington, D.C., serving the area near the White House and major federal and commercial buildings.
-
B.
Brigham Circle station
Brigham Circle station is a light rail stop on the MBTA Green Line E branch located in Boston’s Mission Hill neighborhood.
-
C.
Capitol Hill station
Capitol Hill station is a Link light rail station in Seattle’s Capitol Hill neighborhood, serving as a key transit hub connecting the area to downtown and the University of Washington.
-
D.
Farragut North station
Farragut North station is a Washington Metro rapid transit station in downtown Washington, D.C., serving the Red Line near Farragut Square.
-
E.
Dupont Circle station
Dupont Circle station is a Washington, D.C. Metro station on the Red Line serving the Dupont Circle neighborhood and nearby areas such as Kalorama.
- 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: 8th & Pine station Triple: [Downtown St. Louis, Missouri, hasMetroLinkStation, 8th & Pine station]
Generated description
8th & Pine station is a MetroLink light rail stop serving the central business district of downtown St. Louis, Missouri.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 8th & Pine station Target entity description: 8th & Pine station is a MetroLink light rail stop serving the central business district of downtown St. Louis, Missouri.
-
A.
McPherson Square station
McPherson Square station is a Washington Metro rapid transit station in downtown Washington, D.C., serving the area near the White House and major federal and commercial buildings.
-
B.
Brigham Circle station
Brigham Circle station is a light rail stop on the MBTA Green Line E branch located in Boston’s Mission Hill neighborhood.
-
C.
Capitol Hill station
Capitol Hill station is a Link light rail station in Seattle’s Capitol Hill neighborhood, serving as a key transit hub connecting the area to downtown and the University of Washington.
-
D.
Farragut North station
Farragut North station is a Washington Metro rapid transit station in downtown Washington, D.C., serving the Red Line near Farragut Square.
-
E.
Dupont Circle station
Dupont Circle station is a Washington, D.C. Metro station on the Red Line serving the Dupont Circle neighborhood and nearby areas such as Kalorama.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasMetroLinkStation Context triple: [Downtown St. Louis, Missouri, hasMetroLinkStation, 8th & Pine station]
-
A.
hasMetroStations
chosen
Indicates that a place or area is served by one or more metro (subway) stations.
-
B.
hasMetroLine
Indicates that a location or area is served by, or connected to, a specific metro (subway) line.
-
C.
hasLightRailStationPlanned
Indicates that a light rail station is planned or scheduled to be built at or associated with the given entity.
-
D.
hasMetropolitanConnectionWith
Indicates that there is a significant relationship or linkage between two entities based on shared or interacting metropolitan areas, such as through infrastructure, services, or regional integration.
-
E.
hasStationInCity
Indicates that a station or facility is located within a particular city.
- F. None of above.
Provenance (6 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_69ca82b7b3e88190b9041ab0ef28b3cb |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb421e30e88190b9699b338b69b81c |
completed | March 31, 2026, 3:40 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cc640a42648190bc1a3072eb338e22 |
completed | April 1, 2026, 12:17 a.m. |
| NEDg | Description generation | batch_69cc68d9032c8190af6c5ff64fe46aff |
completed | April 1, 2026, 12:37 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cc69f6bb308190a95df95d1a67cfec |
completed | April 1, 2026, 12:42 a.m. |
| PD | Predicate disambiguation | batch_69cb04a14cd88190a79ed26cbeec1c33 |
completed | March 30, 2026, 11:17 p.m. |
Created at: March 30, 2026, 5:29 p.m.