Triple

T29798422
Position Surface form Disambiguated ID Type / Status
Subject 1871–1872 Colorado River expedition E756618 entity
Predicate follows P134 FINISHED
Object 1869 Colorado River expedition
The 1869 Colorado River expedition was John Wesley Powell’s pioneering and perilous first scientific exploration of the Colorado River and Grand Canyon by boat.
 E1339004 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: 1869 Colorado River expedition | Statement: [1871–1872 Colorado River expedition, follows, 1869 Colorado River expedition]
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: 1869 Colorado River expedition
Triple: [1871–1872 Colorado River expedition, follows, 1869 Colorado River expedition]
Generated description
The 1869 Colorado River expedition was John Wesley Powell’s pioneering and perilous first scientific exploration of the Colorado River and Grand Canyon by boat.

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_69f22454583081908927516cb9938d1d completed April 29, 2026, 3:31 p.m.
NER Named-entity recognition batch_69f674e861f08190a85ab46799e50c74 completed May 2, 2026, 10:04 p.m.
NED1 Entity disambiguation (via context triple) batch_6a26f1b96d5c8190b7b1a9892229862a completed June 8, 2026, 4:45 p.m.
NEDg Description generation batch_6a26f2a076d4819086a7a4bf85946196 completed June 8, 2026, 4:49 p.m.
NED2 Entity disambiguation (via description) batch_6a26f34f9b488190b90e3e36cf7174dc completed June 8, 2026, 4:52 p.m.
Created at: April 29, 2026, 5:16 p.m.