Triple

T2716690
Position Surface form Disambiguated ID Type / Status
Subject Drew Houston E59981 entity
Predicate memberOf P10 FINISHED
Object Phi Delta Theta fraternity at MIT
Phi Delta Theta fraternity at MIT is a collegiate social fraternity chapter known for its strong alumni network, including notable members such as Dropbox co-founder Drew Houston.
E292739 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: Phi Delta Theta fraternity at MIT | Statement: [Drew Houston, memberOf, Phi Delta Theta fraternity at MIT]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Phi Delta Theta fraternity at MIT
Context triple: [Drew Houston, memberOf, Phi Delta Theta fraternity at MIT]
  • A. Princeton University Triangle Club
    Princeton University Triangle Club is a historic student-run musical comedy and theater troupe at Princeton University, known for its original productions and annual tours.
  • B. MIT Outing Club
    The MIT Outing Club is a student-run organization at the Massachusetts Institute of Technology that organizes and promotes outdoor recreational activities such as hiking, climbing, and skiing for the MIT community.
  • C. Massachusetts Institute of Technology Club Judo
    Massachusetts Institute of Technology Club Judo is the university’s judo club that offers training, practice, and competition opportunities in the martial art of judo for MIT students and affiliates.
  • D. Phi Gamma Delta
    Phi Gamma Delta is a prominent North American collegiate social fraternity known for its long history, influential alumni, and emphasis on leadership, scholarship, and brotherhood.
  • E. Harvard–MIT Bridge
    The Harvard–MIT Bridge is a notable span over the Charles River in Cambridge, Massachusetts, connecting the campuses of Harvard University and the Massachusetts Institute of Technology.
  • 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: Phi Delta Theta fraternity at MIT
Triple: [Drew Houston, memberOf, Phi Delta Theta fraternity at MIT]
Generated description
Phi Delta Theta fraternity at MIT is a collegiate social fraternity chapter known for its strong alumni network, including notable members such as Dropbox co-founder Drew Houston.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Phi Delta Theta fraternity at MIT
Target entity description: Phi Delta Theta fraternity at MIT is a collegiate social fraternity chapter known for its strong alumni network, including notable members such as Dropbox co-founder Drew Houston.
  • A. Princeton University Triangle Club
    Princeton University Triangle Club is a historic student-run musical comedy and theater troupe at Princeton University, known for its original productions and annual tours.
  • B. MIT Outing Club
    The MIT Outing Club is a student-run organization at the Massachusetts Institute of Technology that organizes and promotes outdoor recreational activities such as hiking, climbing, and skiing for the MIT community.
  • C. Massachusetts Institute of Technology Club Judo
    Massachusetts Institute of Technology Club Judo is the university’s judo club that offers training, practice, and competition opportunities in the martial art of judo for MIT students and affiliates.
  • D. Phi Gamma Delta
    Phi Gamma Delta is a prominent North American collegiate social fraternity known for its long history, influential alumni, and emphasis on leadership, scholarship, and brotherhood.
  • E. Harvard–MIT Bridge
    The Harvard–MIT Bridge is a notable span over the Charles River in Cambridge, Massachusetts, connecting the campuses of Harvard University and the Massachusetts Institute of Technology.
  • 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_69ab4ac92a088190bc74bca14038e3de completed March 6, 2026, 9:44 p.m.
NER Named-entity recognition batch_69abda964d4881908179b2a1b16411e4 completed March 7, 2026, 7:58 a.m.
NED1 Entity disambiguation (via context triple) batch_69afb68c3ccc81909995d17651af27ed completed March 10, 2026, 6:13 a.m.
NEDg Description generation batch_69afb77f60c08190928bd6a79fc82e8b completed March 10, 2026, 6:17 a.m.
NED2 Entity disambiguation (via description) batch_69afb8205840819084ede24192bb0aa3 completed March 10, 2026, 6:20 a.m.
Created at: March 6, 2026, 9:55 p.m.