Triple
T17821677
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 千歳市 |
E444999
|
entity |
| Predicate | 所在鉄道路線 |
P848
|
FINISHED |
| Object | JR石勝線 |
—
|
NE NERFINISHED |
How this triple was built (3 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: JR石勝線 | Statement: [千歳市, 所在鉄道路線, JR石勝線]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: JR石勝線 Context triple: [千歳市, 所在鉄道路線, JR石勝線]
-
A.
津山線
津山線は岡山県の岡山駅と津山駅を結び、中国山地の田園風景の中を走るJR西日本の地方鉄道路線です。
-
B.
JR Kusatsu Line
JR Kusatsu Line is a regional railway line in Japan operated by JR West that connects Kusatsu in Shiga Prefecture with surrounding areas.
-
C.
Jōetsu Line
The Jōetsu Line is a major railway line in Japan operated by JR East that connects the Kanto region with Niigata Prefecture through the mountainous interior of Honshu.
-
D.
Shinano Railway Line
The Shinano Railway Line is a regional rail line in Nagano Prefecture, Japan, operated by Shinano Railway and serving as a key local corridor through the area.
-
E.
JR Yumesaki Line
The JR Yumesaki Line is a railway line in Osaka, Japan, operated by JR West that connects central Osaka with the bay area, including major attractions such as Universal Studios Japan.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: JR石勝線 Target entity description: JR石勝線は、北海道の南千歳駅から帯広方面へと至り、千歳市や夕張支線を含む石勝地域を結ぶJR北海道の幹線鉄道路線である。
-
A.
津山線
津山線は岡山県の岡山駅と津山駅を結び、中国山地の田園風景の中を走るJR西日本の地方鉄道路線です。
-
B.
JR Kusatsu Line
JR Kusatsu Line is a regional railway line in Japan operated by JR West that connects Kusatsu in Shiga Prefecture with surrounding areas.
-
C.
Jōetsu Line
The Jōetsu Line is a major railway line in Japan operated by JR East that connects the Kanto region with Niigata Prefecture through the mountainous interior of Honshu.
-
D.
Shinano Railway Line
The Shinano Railway Line is a regional rail line in Nagano Prefecture, Japan, operated by Shinano Railway and serving as a key local corridor through the area.
-
E.
JR Yumesaki Line
The JR Yumesaki Line is a railway line in Osaka, Japan, operated by JR West that connects central Osaka with the bay area, including major attractions such as Universal Studios Japan.
- F. None of above. chosen
Provenance (2 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_69d8b9f0de78819099395b14db75a8a6 |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e48911b660819097fc7ea94665a02a |
completed | April 19, 2026, 7:49 a.m. |
Created at: April 10, 2026, 10:15 a.m.