Triple

T35299784

Position	Surface form	Disambiguated ID	Type / Status
Subject	The National Museum of Computing	`E1019471`	entity
Predicate	hasExhibit	`P35`	FINISHED
Object	Harwell Dekatron / WITCH computer The Harwell Dekatron, later known as the WITCH, is one of the world’s oldest working digital computers, renowned for its relay and Dekatron-based design and its restoration to full operation as a museum exhibit.	`E2134909`	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: Harwell Dekatron / WITCH computer | Statement: [The National Museum of Computing, hasExhibit, Harwell Dekatron / WITCH computer]

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: Harwell Dekatron / WITCH computer
Triple: [The National Museum of Computing, hasExhibit, Harwell Dekatron / WITCH computer]

Generated description

The Harwell Dekatron, later known as the WITCH, is one of the world’s oldest working digital computers, renowned for its relay and Dekatron-based design and its restoration to full operation as a museum exhibit.

Provenance (5 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_69f76de7eedc8190a3bdc64ebbc05b42`	completed	May 3, 2026, 3:46 p.m.
NER	Named-entity recognition	`batch_69f790206ce081909ead3399bf8d1013`	completed	May 3, 2026, 6:12 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a3819e7ce3c8190a3e68b725ce52848`	completed	June 21, 2026, 5:05 p.m.
NEDg	Description generation	`batch_6a381a89da088190b3b7e52b0531b692`	completed	June 21, 2026, 5:08 p.m.
NED2	Entity disambiguation (via description)	`batch_6a381b3c8ecc8190a22b608d4cb29b2a`	completed	June 21, 2026, 5:11 p.m.

Created at: May 3, 2026, 4:03 p.m.