Triple
T6348879
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Route 13 trolley |
E142817
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object | Kawasaki Type K light rail vehicles |
E190121
|
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: Kawasaki Type K light rail vehicles | Statement: [Route 13 trolley, usesRollingStock, Kawasaki Type K light rail vehicles]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kawasaki Type K light rail vehicles Context triple: [Route 13 trolley, usesRollingStock, Kawasaki Type K light rail vehicles]
-
A.
Kinkisharyo light rail vehicles
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.
Kawasaki multiple units
chosen
Kawasaki multiple units are electric multiple-unit train sets manufactured by Kawasaki Heavy Industries for use in various urban and commuter rail systems worldwide.
-
C.
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.
-
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.
Osaka Metro 22 series trains
The Osaka Metro 22 series trains are electric multiple units operating on Osaka’s subway network, designed for efficient, high-capacity urban passenger service.
- 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_69c008d6dcbc8190aa1c2f1fd8916b42 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c067bba1988190b51f0a22e4279e1b |
completed | March 22, 2026, 10:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6044fcd288190abdc5746e2904928 |
completed | March 27, 2026, 4:15 a.m. |
Created at: March 22, 2026, 4:31 p.m.