Triple

T1602440
Position Surface form Disambiguated ID Type / Status
Subject 2017 Manchester Arena bombing E34424 entity
Predicate perpetrator P698 FINISHED
Object Salman Ramadan Abedi
Salman Ramadan Abedi was a British-Libyan Islamist extremist who carried out the suicide bombing at Manchester Arena in 2017.
E214189 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: Salman Ramadan Abedi | Statement: [2017 Manchester Arena bombing, perpetrator, Salman Ramadan Abedi]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Salman Ramadan Abedi
Context triple: [2017 Manchester Arena bombing, perpetrator, Salman Ramadan Abedi]
  • A. Saif al-Adel
    Saif al-Adel is a senior Egyptian militant and former military officer widely believed to be the de facto leader of al-Qaeda and a key strategist behind several major terrorist operations.
  • B. Awni Abd al-Hadi
    Awni Abd al-Hadi was a prominent Palestinian Arab nationalist leader, lawyer, and politician who played a key role in early 20th-century anti-colonial and anti-Zionist movements in Palestine.
  • C. Akhtar Mansour
    Akhtar Mansour was a senior Afghan Taliban commander who became the group's de facto leader after Mullah Omar and was killed in a 2016 U.S. drone strike in Pakistan.
  • D. Anas al-Abdah
    Anas al-Abdah is a Syrian opposition politician who has held senior leadership roles in exile-based bodies opposing Bashar al-Assad’s government during the Syrian Civil War.
  • E. Hussein el-Shafei
    Hussein el-Shafei was an Egyptian military officer and politician who played a key role in the 1952 revolution and later served as Egypt’s vice president under Gamal Abdel Nasser and Anwar Sadat.
  • 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: Salman Ramadan Abedi
Triple: [2017 Manchester Arena bombing, perpetrator, Salman Ramadan Abedi]
Generated description
Salman Ramadan Abedi was a British-Libyan Islamist extremist who carried out the suicide bombing at Manchester Arena in 2017.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Salman Ramadan Abedi
Target entity description: Salman Ramadan Abedi was a British-Libyan Islamist extremist who carried out the suicide bombing at Manchester Arena in 2017.
  • A. Saif al-Adel
    Saif al-Adel is a senior Egyptian militant and former military officer widely believed to be the de facto leader of al-Qaeda and a key strategist behind several major terrorist operations.
  • B. Awni Abd al-Hadi
    Awni Abd al-Hadi was a prominent Palestinian Arab nationalist leader, lawyer, and politician who played a key role in early 20th-century anti-colonial and anti-Zionist movements in Palestine.
  • C. Akhtar Mansour
    Akhtar Mansour was a senior Afghan Taliban commander who became the group's de facto leader after Mullah Omar and was killed in a 2016 U.S. drone strike in Pakistan.
  • D. Anas al-Abdah
    Anas al-Abdah is a Syrian opposition politician who has held senior leadership roles in exile-based bodies opposing Bashar al-Assad’s government during the Syrian Civil War.
  • E. Hussein el-Shafei
    Hussein el-Shafei was an Egyptian military officer and politician who played a key role in the 1952 revolution and later served as Egypt’s vice president under Gamal Abdel Nasser and Anwar Sadat.
  • 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_69a885fea6a481909fe83ba6441f1774 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa62292d1c819080b597199dc6b8d5 completed March 6, 2026, 5:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69adeac40c608190800da8b029ef065a completed March 8, 2026, 9:31 p.m.
NEDg Description generation batch_69adeb9dccf48190800ddd282331c4b4 completed March 8, 2026, 9:35 p.m.
NED2 Entity disambiguation (via description) batch_69adf023e39c8190a2651b6c1e59a2ee completed March 8, 2026, 9:54 p.m.
Created at: March 4, 2026, 7:28 p.m.