Triple
T8726417
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | K Line (Los Angeles Metro) |
E207141
|
entity |
| Predicate | openedSegment |
P28341
|
FINISHED |
| Object |
Expo/Crenshaw to Westchester/Veterans
Expo/Crenshaw to Westchester/Veterans is a segment of Los Angeles Metro's K Line light rail serving neighborhoods between the Exposition Corridor and the Westchester area near Los Angeles International Airport.
|
E753320
|
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: Expo/Crenshaw to Westchester/Veterans | Statement: [K Line (Los Angeles Metro), openedSegment, Expo/Crenshaw to Westchester/Veterans]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Expo/Crenshaw to Westchester/Veterans Context triple: [K Line (Los Angeles Metro), openedSegment, Expo/Crenshaw to Westchester/Veterans]
-
A.
Crenshaw Boulevard
Crenshaw Boulevard is a major north–south thoroughfare in Los Angeles, California, known as a cultural and commercial spine of the city’s historic African American communities.
-
B.
Bishop Ford Freeway
The Bishop Ford Freeway is a major Interstate highway segment in the Chicago metropolitan area that carries I-94 through the city's South Side and into the southern suburbs.
-
C.
R. L. Thornton Freeway
The R. L. Thornton Freeway is a major highway in Dallas, Texas, named in honor of businessman and civic leader Robert L. Thornton.
-
D.
Broadway (Downtown Los Angeles) corridor
The Broadway (Downtown Los Angeles) corridor is a historic commercial and entertainment thoroughfare in downtown L.A., renowned for its early 20th-century theaters and vibrant urban streetscape.
-
E.
Third Street corridor
The Third Street corridor is a key urban transit and development area in San Francisco’s Bayview and southeastern neighborhoods, anchored by the Muni light rail line that runs along Third Street.
- 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: Expo/Crenshaw to Westchester/Veterans Triple: [K Line (Los Angeles Metro), openedSegment, Expo/Crenshaw to Westchester/Veterans]
Generated description
Expo/Crenshaw to Westchester/Veterans is a segment of Los Angeles Metro's K Line light rail serving neighborhoods between the Exposition Corridor and the Westchester area near Los Angeles International Airport.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Expo/Crenshaw to Westchester/Veterans Target entity description: Expo/Crenshaw to Westchester/Veterans is a segment of Los Angeles Metro's K Line light rail serving neighborhoods between the Exposition Corridor and the Westchester area near Los Angeles International Airport.
-
A.
Crenshaw Boulevard
Crenshaw Boulevard is a major north–south thoroughfare in Los Angeles, California, known as a cultural and commercial spine of the city’s historic African American communities.
-
B.
Bishop Ford Freeway
The Bishop Ford Freeway is a major Interstate highway segment in the Chicago metropolitan area that carries I-94 through the city's South Side and into the southern suburbs.
-
C.
R. L. Thornton Freeway
The R. L. Thornton Freeway is a major highway in Dallas, Texas, named in honor of businessman and civic leader Robert L. Thornton.
-
D.
Broadway (Downtown Los Angeles) corridor
The Broadway (Downtown Los Angeles) corridor is a historic commercial and entertainment thoroughfare in downtown L.A., renowned for its early 20th-century theaters and vibrant urban streetscape.
-
E.
Third Street corridor
The Third Street corridor is a key urban transit and development area in San Francisco’s Bayview and southeastern neighborhoods, anchored by the Muni light rail line that runs along Third Street.
- 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_69ca835811d8819081ea00fd2a2c9a1c |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cc5d158b0481908249610458f97306 |
completed | March 31, 2026, 11:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cf2912c4e08190a147fc31db6788d1 |
completed | April 3, 2026, 2:42 a.m. |
| NEDg | Description generation | batch_69cf2bd42e6081908e016303eeb2241f |
completed | April 3, 2026, 2:54 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cf2ce47b748190b883063dc3e5d16b |
completed | April 3, 2026, 2:58 a.m. |
Created at: March 30, 2026, 6:36 p.m.