Triple
T9695680
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Ysidro Transit Center |
E234642
|
entity |
| Predicate | terminusOf |
P3375
|
FINISHED |
| Object | San Diego Trolley Blue Line |
E103770
|
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: San Diego Trolley Blue Line | Statement: [San Ysidro Transit Center, terminusOf, San Diego Trolley Blue Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Diego Trolley Blue Line Context triple: [San Ysidro Transit Center, terminusOf, San Diego Trolley Blue Line]
-
A.
San Diego Trolley
chosen
The San Diego Trolley is a light rail transit system serving the San Diego metropolitan area, known for its multiple color-coded lines connecting downtown with surrounding communities and key regional destinations.
-
B.
VTA light rail
VTA light rail is a light rail public transit system serving Santa Clara County, including cities such as San Jose, operated by the Santa Clara Valley Transportation Authority.
-
C.
G Line (Los Angeles Metro)
The G Line (Los Angeles Metro) is a bus rapid transit route in Los Angeles’ San Fernando Valley that runs primarily along dedicated busways, providing high-frequency east–west service.
-
D.
K Line (Los Angeles Metro)
The K Line is a light rail route in the Los Angeles Metro Rail system serving neighborhoods in South Los Angeles and connecting to major transit hubs.
-
E.
B Line (Los Angeles Metro)
The B Line is a heavy-rail rapid transit line in the Los Angeles Metro system that runs primarily underground, connecting North Hollywood to downtown Los Angeles.
- 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_69ca84cb580c8190a7e5f4b3bcdaf2a4 |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cd9d366c488190bc153c68fef197c2 |
completed | April 1, 2026, 10:33 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1c40329448190bccac60a20dcb9d1 |
completed | April 5, 2026, 2:08 a.m. |
Created at: March 30, 2026, 8:17 p.m.