Triple
T15248099
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 品川区 |
E364438
|
entity |
| Predicate | traversedByRailway |
P848
|
FINISHED |
| Object | 東急大井町線 |
E993881
|
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: 東急大井町線 | Statement: [品川区, traversedByRailway, 東急大井町線]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 東急大井町線 Context triple: [品川区, traversedByRailway, 東急大井町線]
-
A.
東急大井町線
chosen
東急大井町線 is a major Tokyu Corporation commuter railway line in Tokyo that connects Ōimachi with suburban areas such as Futako-Tamagawa and serves key residential and commercial districts.
-
B.
東急池上線
東急池上線 is a Tokyu Corporation commuter railway line in Tokyo that connects Gotanda and Kamata, serving several residential and commercial districts along its route.
-
C.
京急本線
京急本線は東京都心と神奈川県の横浜・三浦半島方面を結ぶ京浜急行電鉄の主要な幹線鉄道路線です。
-
D.
山手線
山手線は、東京都心部を環状に走行し主要ターミナル駅を結ぶ、JR東日本が運行する代表的な通勤・都市圏鉄道路線である。
-
E.
都営新宿線
都営新宿線 is a major Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, running east–west across the city and connecting central Tokyo with its eastern suburbs.
- 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_69d85a0dde7481908fc64d1e82d5d20d |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e007f4f9d48190b96a7e0c6993cd69 |
completed | April 15, 2026, 9:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fef89197988190891920bfbacc0193 |
completed | May 9, 2026, 9:04 a.m. |
Created at: April 10, 2026, 3:13 a.m.