Triple

T2211301
Position Surface form Disambiguated ID Type / Status
Subject Providence County, Rhode Island E50921 entity
Predicate hasMajorRiverSystem P36808 FINISHED
Object 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.
E245692 NE FINISHED

How this triple was built (5 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: Blackstone River watershed | Statement: [Providence County, Rhode Island, hasMajorRiverSystem, Blackstone River watershed]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Blackstone River watershed
Context triple: [Providence County, Rhode Island, hasMajorRiverSystem, Blackstone River watershed]
  • A. Merrimack River watershed
    The Merrimack River watershed is the drainage basin in New England that collects water from numerous rivers and streams, ultimately feeding into the Merrimack River.
  • B. Housatonic River
    The Housatonic River is a major New England waterway that flows from western Massachusetts through western Connecticut to Long Island Sound, known for its scenic valleys, recreation, and historical mill towns.
  • C. 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.
  • 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. Deerfield River
    The Deerfield River is a scenic New England waterway known for its whitewater recreation, hydroelectric dams, and role as a major tributary of the Connecticut River.
  • 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: Blackstone River watershed
Triple: [Providence County, Rhode Island, hasMajorRiverSystem, Blackstone River watershed]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Blackstone River watershed
Target entity description: 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.
  • A. Merrimack River watershed
    The Merrimack River watershed is the drainage basin in New England that collects water from numerous rivers and streams, ultimately feeding into the Merrimack River.
  • B. Housatonic River
    The Housatonic River is a major New England waterway that flows from western Massachusetts through western Connecticut to Long Island Sound, known for its scenic valleys, recreation, and historical mill towns.
  • C. 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.
  • 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. Deerfield River
    The Deerfield River is a scenic New England waterway known for its whitewater recreation, hydroelectric dams, and role as a major tributary of the Connecticut River.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasMajorRiverSystem
Context triple: [Providence County, Rhode Island, hasMajorRiverSystem, Blackstone River watershed]
  • A. hasRiver
    Indicates that a location or area contains, is traversed by, or is directly associated with a river.
  • B. hasMajorRiverDelta
    Indicates that a geographic region or water body possesses a significant river delta formed by sediment deposition at or near its mouth.
  • C. hasMajorCityOnRiver
    Indicates that a major city is located on and directly associated with a particular river.
  • D. isOneOfLongestRiverSystemsIn
    Indicates that a river system ranks among the longest river systems within the specified geographic region or set.
  • E. hasMajorTownOnRiver
    Indicates that a major town is located on and directly associated with a particular river.
  • F. None of above. chosen

Provenance (7 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_69a88b06709c8190978fb2418470d1b6 completed March 4, 2026, 7:41 p.m.
NER Named-entity recognition batch_69abbfeb889081908cddf58a57b216df completed March 7, 2026, 6:04 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae655045d081909b8294ec706e0814 completed March 9, 2026, 6:14 a.m.
NEDg Description generation batch_69ae662f689881908ecd76952b78f863 completed March 9, 2026, 6:18 a.m.
NED2 Entity disambiguation (via description) batch_69ae668ef8bc819085ed1c83f447d396 completed March 9, 2026, 6:19 a.m.
PD Predicate disambiguation batch_69abbdaa26d48190860c33fd464c4845 completed March 7, 2026, 5:54 a.m.
PDg Predicate description generation batch_69abbf0c2b8881908553eed5be17a9c2 completed March 7, 2026, 6 a.m.
Created at: March 4, 2026, 7:46 p.m.