Triple
T111826
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Los Angeles County Metropolitan Transportation Authority |
E2263
|
entity |
| Predicate | operates |
P24
|
FINISHED |
| Object | Metro ExpressLanes |
E11277
|
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: Metro ExpressLanes | Statement: [Los Angeles County Metropolitan Transportation Authority, operates, Metro ExpressLanes]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metro ExpressLanes Context triple: [Los Angeles County Metropolitan Transportation Authority, operates, Metro ExpressLanes]
-
A.
I-66 Express Lanes Outside the Beltway
I-66 Express Lanes Outside the Beltway are dynamically tolled express lanes in Northern Virginia designed to manage congestion and improve traffic flow on the stretch of Interstate 66 located outside the Capital Beltway.
-
B.
I-66 Express Lanes Inside the Beltway
I-66 Express Lanes Inside the Beltway are dynamically tolled express lanes on Interstate 66 in Northern Virginia designed to manage congestion and improve traffic flow near Washington, D.C.
-
C.
Interstate 66
Interstate 66 is a major east–west U.S. highway in the Mid-Atlantic region that connects Washington, D.C. with northern Virginia and extends westward toward the Shenandoah Valley.
-
D.
Los Angeles Metro Rail
chosen
Los Angeles Metro Rail is a rapid transit system serving Los Angeles County, California, consisting of multiple light rail and subway lines that connect key neighborhoods, business districts, and regional destinations.
-
E.
Interstate 480
Interstate 480 is a short auxiliary Interstate Highway that serves as a key connector between downtown Omaha, Nebraska, and Council Bluffs, Iowa, linking Interstate 80 and Interstate 29.
- 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_69a24fcdaeb48190a2d796677e4b3281 |
completed | Feb. 28, 2026, 2:15 a.m. |
| NER | Named-entity recognition | batch_69a256ec650c8190bee2067e37065527 |
completed | Feb. 28, 2026, 2:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a29e47972c819084658ada85db97d3 |
completed | Feb. 28, 2026, 7:50 a.m. |
Created at: Feb. 28, 2026, 2:20 a.m.