Triple

T17009808

Position	Surface form	Disambiguated ID	Type / Status
Subject	Jiyugaoka Station	`E412667`	entity
Predicate	adjacentStationOnTokyuOimachiLine	`P125504`	FINISHED
Object	Ookayama Station Ookayama Station is a railway station in Tokyo, Japan, served by Tokyu Corporation lines and known for its proximity to the Tokyo Institute of Technology campus.	`E2293243`	NE FINISHED

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: Ookayama Station | Statement: [Jiyugaoka Station, adjacentStationOnTokyuOimachiLine, Ookayama Station]

NEDg Description generation gpt-5.1

Instruction

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Input

Entity: Ookayama Station
Triple: [Jiyugaoka Station, adjacentStationOnTokyuOimachiLine, Ookayama Station]

Generated description

Ookayama Station is a railway station in Tokyo, Japan, served by Tokyu Corporation lines and known for its proximity to the Tokyo Institute of Technology campus.

PD Predicate disambiguation gpt-5-mini-2025-08-07

Target predicate: adjacentStationOnTokyuOimachiLine
Context triple: [Jiyugaoka Station, adjacentStationOnTokyuOimachiLine, Ookayama Station]

A. adjacentStationOnTokyuToyokoLine
Indicates that one station is directly next to another station along the Tokyu Toyoko railway line.
B. adjacentStationOnSaikyoLine
Indicates that one station is directly next to another station along the Saikyo railway line, with no other stations in between.
C. adjacentStationOnMusashinoLine
Indicates that one station is directly next to another station along the Musashino railway line.
D. adjacentStationOnJRKyotoLine
Indicates that one station is directly next to another station along the JR Kyoto railway line, with no other stations in between.
E. adjacentStationOnKeioInokashiraLine
Indicates that one station is directly next to another station along the Keio Inokashira railway line, with no other stations in between.
F. None of above. chosen

Provenance (7 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_69d886cc4170819093deddc7b8b4b6a7`	completed	April 10, 2026, 5:12 a.m.
NER	Named-entity recognition	`batch_69e3d47a8444819081f1262eb7dbda40`	completed	April 18, 2026, 6:59 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a7a803ed0dc8190886a04015ffafc75`	completed	Aug. 11, 2026, 1:51 a.m.
NEDg	Description generation	`batch_6a7a809492808190ae446f1896f0397f`	completed	Aug. 11, 2026, 1:53 a.m.
NED2	Entity disambiguation (via description)	`batch_6a7a80f336a8819094f825701d3160b8`	completed	Aug. 11, 2026, 1:54 a.m.
PD	Predicate disambiguation	`batch_69e35d5be7f48190af9db67a1e23850f`	completed	April 18, 2026, 10:30 a.m.
PDg	Predicate description generation	`batch_69e3753f93c88190808fec5692f66699`	completed	April 18, 2026, 12:12 p.m.

Created at: April 10, 2026, 5:33 a.m.