Triple

T2994417

Position	Surface form	Disambiguated ID	Type / Status
Subject	Overseas Railroad	`E81032`	entity
Predicate	alsoKnownAs	`P39`	FINISHED
Object	Overseas Extension Overseas Extension is an alternate name for the Overseas Railroad, the historic rail line that once connected mainland Florida to Key West across a series of long bridges and islands.	`E317566`	NE FINISHED

How this triple was built (4 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: Overseas Extension | Statement: [Overseas Railroad, alsoKnownAs, Overseas Extension]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Overseas Extension
Context triple: [Overseas Railroad, alsoKnownAs, Overseas Extension]

A. Overseas Branch
The Overseas Branch was a division of the U.S. Office of War Information responsible for producing and distributing propaganda and informational materials abroad during World War II.
B. School of Extended and International Education
The School of Extended and International Education is a division of Sonoma State University that offers continuing, professional, and international education programs for non-traditional, part-time, and global learners.
C. College of Extended and International Education
The College of Extended and International Education is a division of California State University, Dominguez Hills that offers continuing education, professional development, and international programs for diverse and non-traditional learners.
D. Ambassadors International
Ambassadors International was a U.S.-based travel and cruise company best known for operating cruise lines such as Windstar Cruises before ultimately filing for bankruptcy.
E. Universia
Universia is an Ibero-American university network and online platform that connects higher education institutions across Spanish- and Portuguese-speaking countries to promote collaboration, academic resources, and educational services.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

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: Overseas Extension
Triple: [Overseas Railroad, alsoKnownAs, Overseas Extension]

Generated description

Overseas Extension is an alternate name for the Overseas Railroad, the historic rail line that once connected mainland Florida to Key West across a series of long bridges and islands.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Overseas Extension
Target entity description: Overseas Extension is an alternate name for the Overseas Railroad, the historic rail line that once connected mainland Florida to Key West across a series of long bridges and islands.

A. Overseas Branch
The Overseas Branch was a division of the U.S. Office of War Information responsible for producing and distributing propaganda and informational materials abroad during World War II.
B. School of Extended and International Education
The School of Extended and International Education is a division of Sonoma State University that offers continuing, professional, and international education programs for non-traditional, part-time, and global learners.
C. College of Extended and International Education
The College of Extended and International Education is a division of California State University, Dominguez Hills that offers continuing education, professional development, and international programs for diverse and non-traditional learners.
D. Ambassadors International
Ambassadors International was a U.S.-based travel and cruise company best known for operating cruise lines such as Windstar Cruises before ultimately filing for bankruptcy.
E. Universia
Universia is an Ibero-American university network and online platform that connects higher education institutions across Spanish- and Portuguese-speaking countries to promote collaboration, academic resources, and educational services.
F. None of above. chosen

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_69ad8b187fc8819085914d3c9ea3142d`	completed	March 8, 2026, 2:43 p.m.
NER	Named-entity recognition	`batch_69ad99e291e0819089f81c0a7d7a6cd9`	completed	March 8, 2026, 3:46 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69b109061684819086777d3b871c94f8`	completed	March 11, 2026, 6:17 a.m.
NEDg	Description generation	`batch_69b1196399e881908887513a3bdf7f98`	completed	March 11, 2026, 7:27 a.m.
NED2	Entity disambiguation (via description)	`batch_69b119d306208190b53b059f0ff57712`	completed	March 11, 2026, 7:29 a.m.

Created at: March 8, 2026, 2:59 p.m.