Triple
T11075
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Washington Metro |
E225
|
entity |
| Predicate | hasLine |
P35
|
FINISHED |
| Object |
Orange Line
The Orange Line is one of the primary rapid transit routes in the Washington Metro system, running east–west through Washington, D.C. and its Virginia and Maryland suburbs.
|
E12021
|
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: Orange Line | Statement: [Washington Metro, hasLine, Orange Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Orange Line Context triple: [Washington Metro, hasLine, Orange Line]
-
A.
Chicago Surface Lines
Chicago Surface Lines was a privately operated streetcar and bus system that provided most of Chicago’s surface public transportation in the first half of the 20th century.
-
B.
Metra Rock Island District 35th Street station
Metra Rock Island District 35th Street station is a commuter rail stop in Chicago serving the Rock Island District line, located near Guaranteed Rate Field and providing access to the surrounding Bronzeville and Bridgeport areas.
-
C.
MBTA Red Line
The MBTA Red Line is a major rapid transit line in the Boston metropolitan area that runs through key communities including Cambridge, connecting them to downtown Boston and other parts of the region.
-
D.
CTA Red Line Sox–35th station
CTA Red Line Sox–35th station is a Chicago Transit Authority rapid transit stop on the Red Line that serves the Bridgeport neighborhood and provides access to the Chicago White Sox’s home ballpark.
-
E.
Chicago Transit Authority
The Chicago Transit Authority is the primary public transportation agency serving Chicago and several surrounding suburbs, operating the city’s extensive network of buses and rapid transit trains.
- 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: Orange Line Triple: [Washington Metro, hasLine, Orange Line]
Generated description
The Orange Line is one of the primary rapid transit routes in the Washington Metro system, running east–west through Washington, D.C. and its Virginia and Maryland suburbs.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Orange Line Target entity description: The Orange Line is one of the primary rapid transit routes in the Washington Metro system, running east–west through Washington, D.C. and its Virginia and Maryland suburbs.
-
A.
Chicago Surface Lines
Chicago Surface Lines was a privately operated streetcar and bus system that provided most of Chicago’s surface public transportation in the first half of the 20th century.
-
B.
Metra Rock Island District 35th Street station
Metra Rock Island District 35th Street station is a commuter rail stop in Chicago serving the Rock Island District line, located near Guaranteed Rate Field and providing access to the surrounding Bronzeville and Bridgeport areas.
-
C.
MBTA Red Line
The MBTA Red Line is a major rapid transit line in the Boston metropolitan area that runs through key communities including Cambridge, connecting them to downtown Boston and other parts of the region.
-
D.
CTA Red Line Sox–35th station
CTA Red Line Sox–35th station is a Chicago Transit Authority rapid transit stop on the Red Line that serves the Bridgeport neighborhood and provides access to the Chicago White Sox’s home ballpark.
-
E.
Chicago Transit Authority
The Chicago Transit Authority is the primary public transportation agency serving Chicago and several surrounding suburbs, operating the city’s extensive network of buses and rapid transit trains.
- 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_69a23d7ad88c8190bffe8ab091d86642 |
completed | Feb. 28, 2026, 12:57 a.m. |
| NER | Named-entity recognition | batch_69a2465b2cf881908bf61c461e04cf6a |
completed | Feb. 28, 2026, 1:35 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a284f6d1a88190b5e0adeb36cce8cd |
completed | Feb. 28, 2026, 6:02 a.m. |
| NEDg | Description generation | batch_69a28596f88c81908467f780192a350b |
completed | Feb. 28, 2026, 6:05 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a2862ebdc4819086328fefd930d795 |
completed | Feb. 28, 2026, 6:07 a.m. |
Created at: Feb. 28, 2026, 1:02 a.m.