Triple
T10944164
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | City of Palo Alto |
E258549
|
entity |
| Predicate | hasSisterCity |
P919
|
FINISHED |
| Object | Tsukuba, Japan |
E94187
|
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: Tsukuba, Japan | Statement: [City of Palo Alto, hasSisterCity, Tsukuba, Japan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tsukuba, Japan Context triple: [City of Palo Alto, hasSisterCity, Tsukuba, Japan]
-
A.
Tsukuba, Ibaraki Prefecture, Japan
chosen
Tsukuba, in Ibaraki Prefecture, Japan, is a planned science city renowned as a major hub for research institutions and advanced technology development.
-
B.
Tsukuba
Tsukuba is a planned science and technology city in Ibaraki Prefecture, Japan, known for its research institutions and role as the host of the 1985 World Exposition.
-
C.
Tsuyama, Japan
Tsuyama, Japan is a historic city in Okayama Prefecture known for its well-preserved castle ruins, traditional townscape, and famous cherry blossom viewing spots.
-
D.
Fukui, Japan
Fukui, Japan is a coastal city on Japan’s main island of Honshu known for its historic castle ruins, nearby Eiheiji Temple, and scenic Sea of Japan coastline.
-
E.
Tsukuba Center
Tsukuba Center is a major commercial and transportation hub in Tsukuba, Japan, featuring shopping, offices, and access to local and regional transit.
- 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_69d6aa8769b4819082bfe5e61b9017f0 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d770c4d59481908a5900fc8cf9ecc3 |
completed | April 9, 2026, 9:26 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e3446b6f1481908365bb9235768859 |
completed | April 18, 2026, 8:44 a.m. |
Created at: April 8, 2026, 9:23 p.m.