Triple
T8726439
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | K Line (Los Angeles Metro) |
E207141
|
entity |
| Predicate | rollingStock |
P1305
|
FINISHED |
| Object | Kinkisharyo P3010 light rail vehicles |
E52123
|
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: Kinkisharyo P3010 light rail vehicles | Statement: [K Line (Los Angeles Metro), rollingStock, Kinkisharyo P3010 light rail vehicles]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kinkisharyo P3010 light rail vehicles Context triple: [K Line (Los Angeles Metro), rollingStock, Kinkisharyo P3010 light rail vehicles]
-
A.
Kinkisharyo light rail vehicles
chosen
Kinkisharyo light rail vehicles are modern electric multiple-unit trains manufactured by the Japanese company Kinki Sharyo, widely used in North American light rail systems for urban passenger transit.
-
B.
Keio 1000 series EMU
The Keio 1000 series EMU is a Japanese electric multiple unit train operated by Keio Corporation, known for serving Tokyo’s Inokashira Line with modern, colorful commuter rolling stock.
-
C.
Nagoya 5000 series trains
The Nagoya 5000 series trains are Japanese-built electric multiple units originally used in Nagoya that were later exported and adapted for service on Buenos Aires’ Line D of the underground.
-
D.
Nankai limited express EMUs
Nankai limited express EMUs are high-speed electric multiple unit trains operated by Nankai Electric Railway in Japan, primarily used for limited express passenger services including those on the Koya Line.
-
E.
Kawasaki multiple units
Kawasaki multiple units are electric multiple-unit train sets manufactured by Kawasaki Heavy Industries for use in various urban and commuter rail systems worldwide.
- 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_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_69cf42b0f5808190863a1ca3c4e9c8d1 |
completed | April 3, 2026, 4:31 a.m. |
Created at: March 30, 2026, 6:36 p.m.