Triple
T15366869
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portland metropolitan transit system |
E367436
|
entity |
| Predicate | includesService |
P1393
|
FINISHED |
| Object | MAX Light Rail |
E17464
|
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: MAX Light Rail | Statement: [Portland metropolitan transit system, includesService, MAX Light Rail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MAX Light Rail Context triple: [Portland metropolitan transit system, includesService, MAX Light Rail]
-
A.
MAX Light Rail
chosen
MAX Light Rail is the metropolitan light rail transit system serving the Portland, Oregon, metropolitan area.
-
B.
METRO light rail
METRO light rail is a rapid transit system serving the Minneapolis–Saint Paul metropolitan area with multiple color-designated lines connecting key urban, suburban, and airport destinations.
-
C.
DART Light Rail
DART Light Rail is a light rail transit system serving the Dallas–Fort Worth metropolitan area, operated by Dallas Area Rapid Transit.
-
D.
River LINE light rail
River LINE light rail is a New Jersey Transit-operated light rail system that runs between Camden and Trenton, serving communities along the Delaware River.
-
E.
Ring 3 Light Rail
Ring 3 Light Rail is a planned light rail line in the Copenhagen metropolitan area designed to connect suburbs along the city’s Ring 3 corridor and improve orbital public transport.
- 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_69d85a1483788190ad93c2748e8af34b |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03e4a7cdc8190b7b48c97e774c306 |
completed | April 16, 2026, 1:41 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff0b4e968c8190a16824ee3ede13b2 |
completed | May 9, 2026, 10:24 a.m. |
Created at: April 10, 2026, 3:18 a.m.