Triple

T34378017

Position	Surface form	Disambiguated ID	Type / Status
Subject	Marysville, Kansas	`E882344`	entity
Predicate	hasPonyExpressStation	`P105426`	FINISHED
Object	Pony Express Home Station No. 1 Pony Express Home Station No. 1 is a historic former Pony Express relay station and museum located in Marysville, Kansas.	`E2093297`	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: Pony Express Home Station No. 1 | Statement: [Marysville, Kansas, hasPonyExpressStation, Pony Express Home Station No. 1]

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: Pony Express Home Station No. 1
Triple: [Marysville, Kansas, hasPonyExpressStation, Pony Express Home Station No. 1]

Generated description

Pony Express Home Station No. 1 is a historic former Pony Express relay station and museum located in Marysville, Kansas.

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

Target predicate: hasPonyExpressStation
Context triple: [Marysville, Kansas, hasPonyExpressStation, Pony Express Home Station No. 1]

A. hasStationAt chosen
Indicates that an entity maintains or operates a station located at a specified place.
B. hasInterchangeStationWith
Indicates that two transportation lines, routes, or systems share a station where passengers can transfer between them.
C. hasAmtrakStationStatus
Indicates whether and how an entity is served by an Amtrak station, such as its operational or service status.
D. isStationOf
Indicates that a given location functions as a station (e.g., transport or service hub) associated with or serving a particular system, line, route, or organization.
E. hasRailStation
Indicates that one entity possesses, contains, or is served by a rail station.
F. None of above.

Provenance (6 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_69f349bf5d7481908dd5da4cbdf74047`	completed	April 30, 2026, 12:23 p.m.
NER	Named-entity recognition	`batch_69ff21cbd9108190a52c0ba42004c669`	completed	May 9, 2026, noon
NED1	Entity disambiguation (via context triple)	`batch_6a3704b5c06c8190b70405379f3983b2`	completed	June 20, 2026, 9:23 p.m.
NEDg	Description generation	`batch_6a37057889048190bead2fd63d9cb2c7`	completed	June 20, 2026, 9:26 p.m.
NED2	Entity disambiguation (via description)	`batch_6a370623291481909be4c2276969d415`	completed	June 20, 2026, 9:29 p.m.
PD	Predicate disambiguation	`batch_69ff1faea91881908c626c70bca5100a`	completed	May 9, 2026, 11:51 a.m.

Created at: May 1, 2026, 1:59 a.m.