Triple

T19509793
Position Surface form Disambiguated ID Type / Status
Subject Rocky Narrows Reservation E488116 entity
Predicate isPartOf P10 FINISHED
Object Charles River watershed — NE NERFINISHED

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: Charles River watershed | Statement: [Rocky Narrows Reservation, isPartOf, Charles River watershed]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Charles River watershed
Context triple: [Rocky Narrows Reservation, isPartOf, Charles River watershed]
  • A. Charles River watershed chosen
    The Charles River watershed is the drainage basin in eastern Massachusetts that collects water from numerous ponds, streams, and rivers and channels it into the Charles River before it flows into Boston Harbor.
  • B. Mystic River watershed
    The Mystic River watershed is a drainage basin in the Greater Boston area of Massachusetts that collects water from numerous rivers and streams before emptying into Boston Harbor.
  • C. Blackstone River watershed
    The Blackstone River watershed is a major New England river basin that drains portions of Massachusetts and Rhode Island, historically central to early American industrialization and mill development.
  • D. Champlain Valley watershed
    The Champlain Valley watershed is the drainage basin that channels water from surrounding highlands, including New York’s Adirondacks and Vermont’s Green Mountains, into Lake Champlain and its connected rivers.
  • E. Charles River Basin
    The Charles River Basin is a prominent urban waterway and recreational area along the lower Charles River in the Boston–Cambridge area, known for boating, scenic views, and public events.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8e8d9d1c88190b01cd78b8be49384 completed April 10, 2026, 12:11 p.m.
NER Named-entity recognition batch_69e6351547e481909a875bba40651094 completed April 20, 2026, 2:15 p.m.
Created at: April 10, 2026, 1:40 p.m.