Triple

T1596071
Position Surface form Disambiguated ID Type / Status
Subject Charles River Reservation E34285 entity
Predicate manages P86 FINISHED
Object 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.
E191182 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: Charles River Basin | Statement: [Charles River Reservation, manages, Charles River Basin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Charles River Basin
Context triple: [Charles River Reservation, manages, Charles River Basin]
  • A. Hudson River watershed
    The Hudson River watershed is the extensive drainage basin in eastern New York (and parts of surrounding states) whose rivers, streams, and reservoirs ultimately flow into the Hudson River and then the Atlantic Ocean.
  • B. Three Rivers
    Three Rivers was an Amtrak long-distance passenger train that operated between New York City and Chicago via Pittsburgh.
  • C. Spree River region
    The Spree River region is an area in northeastern Germany characterized by the course and surrounding landscapes of the Spree River, including urban, industrial, and natural environments.
  • D. Housatonic River valley
    The Housatonic River valley is a scenic river corridor in western New England known for its rolling hills, historic towns, and outdoor recreation opportunities.
  • E. Connecticut River
    The Connecticut River is the longest river in New England, flowing south from the U.S.-Canada border through four states before emptying into Long Island Sound.
  • 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: Charles River Basin
Triple: [Charles River Reservation, manages, Charles River Basin]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Charles River Basin
Target entity description: 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.
  • A. Hudson River watershed
    The Hudson River watershed is the extensive drainage basin in eastern New York (and parts of surrounding states) whose rivers, streams, and reservoirs ultimately flow into the Hudson River and then the Atlantic Ocean.
  • B. Three Rivers
    Three Rivers was an Amtrak long-distance passenger train that operated between New York City and Chicago via Pittsburgh.
  • C. Spree River region
    The Spree River region is an area in northeastern Germany characterized by the course and surrounding landscapes of the Spree River, including urban, industrial, and natural environments.
  • D. Housatonic River valley
    The Housatonic River valley is a scenic river corridor in western New England known for its rolling hills, historic towns, and outdoor recreation opportunities.
  • E. Connecticut River
    The Connecticut River is the longest river in New England, flowing south from the U.S.-Canada border through four states before emptying into Long Island Sound.
  • 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_69a885fdcb9c819081ce6f0b8cd477dd completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a9092ccb388190b2f3ed86b3853651 completed March 5, 2026, 4:40 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad797d8c68819093fb2bcae0a08698 completed March 8, 2026, 1:28 p.m.
NEDg Description generation batch_69ad7a854a68819094cffb51a6b148b9 completed March 8, 2026, 1:32 p.m.
NED2 Entity disambiguation (via description) batch_69ad7b3fec8881908bd440e22f01b507 completed March 8, 2026, 1:36 p.m.
Created at: March 4, 2026, 7:27 p.m.