Triple

T36896662
Position Surface form Disambiguated ID Type / Status
Subject Quebradillas E911907 entity
Predicate hasStructure P35 FINISHED
Object Guajataca railroad tunnel
The Guajataca railroad tunnel is a historic coastal railway tunnel in Puerto Rico, carved through cliffs along the Atlantic shoreline and now a popular scenic and recreational landmark.
E2209149 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: Guajataca railroad tunnel | Statement: [Quebradillas, hasStructure, Guajataca railroad tunnel]
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: Guajataca railroad tunnel
Triple: [Quebradillas, hasStructure, Guajataca railroad tunnel]
Generated description
The Guajataca railroad tunnel is a historic coastal railway tunnel in Puerto Rico, carved through cliffs along the Atlantic shoreline and now a popular scenic and recreational landmark.

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_69f76e841b54819097e7fa768bbc70b2 completed May 3, 2026, 3:49 p.m.
NER Named-entity recognition batch_69f9fd8e00c0819085b520069e25a5a3 completed May 5, 2026, 2:24 p.m.
NED1 Entity disambiguation (via context triple) batch_6a3e574cc6888190a289a5c3c24bb16a completed June 26, 2026, 10:41 a.m.
NEDg Description generation batch_6a3e5b33e4508190a75434c1413c4d6a completed June 26, 2026, 10:57 a.m.
NED2 Entity disambiguation (via description) batch_6a3e7da5bd548190b736891357260cee completed June 26, 2026, 1:24 p.m.
Created at: May 3, 2026, 4:13 p.m.