Triple

T10288549
Position Surface form Disambiguated ID Type / Status
Subject Martha Chase E241299 entity
Predicate usedResearchOrganism P51389 FINISHED
Object bacteriophage T2
Bacteriophage T2 is a virus that infects Escherichia coli and was pivotal in experiments demonstrating that DNA is the genetic material.
E852212 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: bacteriophage T2 | Statement: [Martha Chase, usedResearchOrganism, bacteriophage T2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: bacteriophage T2
Context triple: [Martha Chase, usedResearchOrganism, bacteriophage T2]
  • A. bacteriophage T1
    Bacteriophage T1 is a virulent E. coli-infecting virus historically important in genetics for studies of mutation and bacterial resistance.
  • B. bacteriophage lambda
    Bacteriophage lambda is a temperate virus that infects Escherichia coli and serves as a classic model system for studying gene regulation, lysogeny, and molecular genetics.
  • C. TMV
    TMV is a deemed university in Pune, India, known for offering a wide range of undergraduate and postgraduate programs with an emphasis on Indian culture, philosophy, and social sciences.
  • D. TMV
    TMV is the stock ticker symbol under which TeamViewer, a global provider of remote connectivity and remote access software, is traded on financial markets.
  • E. Hershey–Chase experiment
    The Hershey–Chase experiment was a landmark 1952 study in molecular biology that used bacteriophages to demonstrate that DNA, rather than protein, is the genetic material.
  • 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: bacteriophage T2
Triple: [Martha Chase, usedResearchOrganism, bacteriophage T2]
Generated description
Bacteriophage T2 is a virus that infects Escherichia coli and was pivotal in experiments demonstrating that DNA is the genetic material.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: bacteriophage T2
Target entity description: Bacteriophage T2 is a virus that infects Escherichia coli and was pivotal in experiments demonstrating that DNA is the genetic material.
  • A. bacteriophage T1
    Bacteriophage T1 is a virulent E. coli-infecting virus historically important in genetics for studies of mutation and bacterial resistance.
  • B. bacteriophage lambda
    Bacteriophage lambda is a temperate virus that infects Escherichia coli and serves as a classic model system for studying gene regulation, lysogeny, and molecular genetics.
  • C. TMV
    TMV is a deemed university in Pune, India, known for offering a wide range of undergraduate and postgraduate programs with an emphasis on Indian culture, philosophy, and social sciences.
  • D. TMV
    TMV is the stock ticker symbol under which TeamViewer, a global provider of remote connectivity and remote access software, is traded on financial markets.
  • E. Hershey–Chase experiment
    The Hershey–Chase experiment was a landmark 1952 study in molecular biology that used bacteriophages to demonstrate that DNA, rather than protein, is the genetic material.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: usedResearchOrganism
Context triple: [Martha Chase, usedResearchOrganism, bacteriophage T2]
  • A. studiedOrganism chosen
    Indicates that an entity conducted study or research on a particular organism.
  • B. isModelOrganism
    Indicates that one organism is used as a representative experimental system for studying biological processes relevant to other organisms.
  • C. targetOrganism
    Indicates that an action, process, or effect is directed toward or intended to impact a particular organism.
  • D. notableModelOrganism
    Indicates that an organism is widely recognized and frequently used as a standard or reference model for scientific research or experimentation.
  • E. containsModelOrganisms
    Indicates that one entity includes or incorporates model organisms as part of its contents or composition.
  • F. None of above.

Provenance (6 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_69d381aaafc08190af475ef58dc16aba completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4d7ccb7ec8190a538cf279e48116e completed April 7, 2026, 10:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69d6f8556f4081908390bc5c14dcf560 completed April 9, 2026, 12:52 a.m.
NEDg Description generation batch_69d6fcaee26c8190a19f7d07a63531f6 completed April 9, 2026, 1:11 a.m.
NED2 Entity disambiguation (via description) batch_69d6fd879ab88190b0a47295f5d7ad4d completed April 9, 2026, 1:14 a.m.
PD Predicate disambiguation batch_69d4d1f117708190928f92ae2611d724 completed April 7, 2026, 9:44 a.m.
Created at: April 6, 2026, 11:41 a.m.