Triple

T36675425

Position	Surface form	Disambiguated ID	Type / Status
Subject	AC-9 articulated steam locomotives	`E905528`	entity
Predicate	assignedService	`P186155`	FINISHED
Object	El Paso–Tucumcari line The El Paso–Tucumcari line was a key Southern Pacific railroad route linking El Paso, Texas, with Tucumcari, New Mexico, serving as an important freight corridor across the desert Southwest.	`E2193404`	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: El Paso–Tucumcari line | Statement: [AC-9 articulated steam locomotives, assignedService, El Paso–Tucumcari line]

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: El Paso–Tucumcari line
Triple: [AC-9 articulated steam locomotives, assignedService, El Paso–Tucumcari line]

Generated description

The El Paso–Tucumcari line was a key Southern Pacific railroad route linking El Paso, Texas, with Tucumcari, New Mexico, serving as an important freight corridor across the desert Southwest.

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

Target predicate: assignedService
Context triple: [AC-9 articulated steam locomotives, assignedService, El Paso–Tucumcari line]

A. assignedAs
Indicates that one entity is designated or appointed to perform a specific role, task, or function in relation to another entity.
B. assignedUnder
Indicates that one entity has been given responsibility, duty, or authority to act within the scope, supervision, or framework defined by another entity.
C. assignedTo
Indicates that responsibility for a task, item, or role has been designated to a specific entity.
D. assignedFunction
Indicates that a specific role, duty, or function has been formally allocated to an entity.
E. assignedToWorkBy
Indicates that one entity is designated or directed by another entity to perform a specific job, task, or role.
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_69f76e7011dc819082b324f18b756a1b`	completed	May 3, 2026, 3:49 p.m.
NER	Named-entity recognition	`batch_69f7c83f5960819089610ed39c839678`	completed	May 3, 2026, 10:12 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a3a20dba7288190bf78c0d75ff9ce6b`	completed	June 23, 2026, 5:59 a.m.
NEDg	Description generation	`batch_6a3a21d045cc81908d61119fb621f7b6`	completed	June 23, 2026, 6:04 a.m.
NED2	Entity disambiguation (via description)	`batch_6a3a225b99788190bafbd7ccb4a652b9`	completed	June 23, 2026, 6:06 a.m.
PD	Predicate disambiguation	`batch_69f7c4796ebc819084a0dc08505e5f14`	completed	May 3, 2026, 9:56 p.m.
PDg	Predicate description generation	`batch_69f7c776b4088190bef550c869da530d`	completed	May 3, 2026, 10:08 p.m.

Created at: May 3, 2026, 4:12 p.m.