Triple

T7479068
Position Surface form Disambiguated ID Type / Status
Subject Mitre Corporation E176703 entity
Predicate operates P24 FINISHED
Object Homeland Security Systems Engineering and Development Institute
The Homeland Security Systems Engineering and Development Institute is a federally funded research and development center that provides systems engineering, analysis, and technical support to the U.S. Department of Homeland Security.
E666993 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: Homeland Security Systems Engineering and Development Institute | Statement: [Mitre Corporation, operates, Homeland Security Systems Engineering and Development Institute]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Homeland Security Systems Engineering and Development Institute
Context triple: [Mitre Corporation, operates, Homeland Security Systems Engineering and Development Institute]
  • A. Center for Homeland Defense and Security
    The Center for Homeland Defense and Security is a leading U.S. academic institution that provides graduate education, research, and training focused on homeland security and emergency management for government and public safety professionals.
  • B. Science and Technology Directorate
    The Science and Technology Directorate is the research and development arm of the U.S. Department of Homeland Security, responsible for developing and evaluating technologies to enhance national security and resilience.
  • C. Center for Infrastructure Defense
    The Center for Infrastructure Defense is a research center at the Naval Postgraduate School focused on analyzing, modeling, and improving the resilience and security of critical infrastructure systems.
  • D. Electronic Systems Center
    The Electronic Systems Center was a former U.S. Air Force organization responsible for developing and managing command, control, communications, computers, intelligence, surveillance, and reconnaissance (C4ISR) systems.
  • E. Homeland Security Division
    The Homeland Security Division is a unit within the Alabama Law Enforcement Agency responsible for coordinating the state’s efforts to prevent, protect against, and respond to terrorism and major security threats.
  • 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: Homeland Security Systems Engineering and Development Institute
Triple: [Mitre Corporation, operates, Homeland Security Systems Engineering and Development Institute]
Generated description
The Homeland Security Systems Engineering and Development Institute is a federally funded research and development center that provides systems engineering, analysis, and technical support to the U.S. Department of Homeland Security.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Homeland Security Systems Engineering and Development Institute
Target entity description: The Homeland Security Systems Engineering and Development Institute is a federally funded research and development center that provides systems engineering, analysis, and technical support to the U.S. Department of Homeland Security.
  • A. Center for Homeland Defense and Security
    The Center for Homeland Defense and Security is a leading U.S. academic institution that provides graduate education, research, and training focused on homeland security and emergency management for government and public safety professionals.
  • B. Science and Technology Directorate
    The Science and Technology Directorate is the research and development arm of the U.S. Department of Homeland Security, responsible for developing and evaluating technologies to enhance national security and resilience.
  • C. Center for Infrastructure Defense
    The Center for Infrastructure Defense is a research center at the Naval Postgraduate School focused on analyzing, modeling, and improving the resilience and security of critical infrastructure systems.
  • D. Electronic Systems Center
    The Electronic Systems Center was a former U.S. Air Force organization responsible for developing and managing command, control, communications, computers, intelligence, surveillance, and reconnaissance (C4ISR) systems.
  • E. Homeland Security Division
    The Homeland Security Division is a unit within the Alabama Law Enforcement Agency responsible for coordinating the state’s efforts to prevent, protect against, and respond to terrorism and major security threats.
  • 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_69c69f236ce08190a04d7679f03b29b2 completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c6f4f13f548190a8cc59165735b30e completed March 27, 2026, 9:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8348e8d108190b77e59e9df336d81 completed March 28, 2026, 8:05 p.m.
NEDg Description generation batch_69c836441e3081909671c8c118429eb5 completed March 28, 2026, 8:12 p.m.
NED2 Entity disambiguation (via description) batch_69c836c34a488190a84e0136bc02f1cd completed March 28, 2026, 8:14 p.m.
Created at: March 27, 2026, 3:42 p.m.