Triple

T19855255
Position Surface form Disambiguated ID Type / Status
Subject Weymouth Back River E477114 entity
Predicate partOf P40 FINISHED
Object Boston Harbor watershed — NE NERFINISHED

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: Boston Harbor watershed | Statement: [Weymouth Back River, partOf, Boston Harbor watershed]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Boston Harbor watershed
Context triple: [Weymouth Back River, partOf, Boston Harbor watershed]
  • A. Boston Harbor
    Boston Harbor is a natural harbor and estuary of Massachusetts Bay that serves as the historic maritime gateway to the city of Boston and a major hub of shipping, recreation, and coastal ecology in New England.
  • B. Charles River watershed
    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.
  • C. Greater Boston watershed
    The Greater Boston watershed is the network of rivers, streams, and drainage basins that supply and channel water across the metropolitan Boston region in eastern Massachusetts.
  • D. Mystic River estuary
    Mystic River estuary is the tidal, coastal section of the Mystic River where it meets the Atlantic Ocean, characterized by brackish waters and important ecological and maritime activity.
  • E. Dorchester Bay
    Dorchester Bay is a coastal inlet of Boston Harbor in Massachusetts, known for its urban shoreline, recreational areas, and views of the city.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Boston Harbor watershed
Target entity description: The Boston Harbor watershed is the drainage basin that collects water from numerous rivers and streams around the Greater Boston area and channels it into Boston Harbor and the surrounding coastal ecosystem.
  • A. Boston Harbor chosen
    Boston Harbor is a natural harbor and estuary of Massachusetts Bay that serves as the historic maritime gateway to the city of Boston and a major hub of shipping, recreation, and coastal ecology in New England.
  • B. Charles River watershed
    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.
  • C. Greater Boston watershed
    The Greater Boston watershed is the network of rivers, streams, and drainage basins that supply and channel water across the metropolitan Boston region in eastern Massachusetts.
  • D. Mystic River estuary
    Mystic River estuary is the tidal, coastal section of the Mystic River where it meets the Atlantic Ocean, characterized by brackish waters and important ecological and maritime activity.
  • E. Dorchester Bay
    Dorchester Bay is a coastal inlet of Boston Harbor in Massachusetts, known for its urban shoreline, recreational areas, and views of the city.
  • F. None of above.

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_69d8e51d39d081909bcfafeaaf3d2fcc completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e6586b5b088190948ef002c1e77176 completed April 20, 2026, 4:46 p.m.
Created at: April 10, 2026, 1:51 p.m.