Triple

T14877484
Position Surface form Disambiguated ID Type / Status
Subject Zodiac Killer E349904 entity
Predicate notableVictim P870 FINISHED
Object Betty Lou Jensen
Betty Lou Jensen was a teenage girl from California who became one of the earliest and most widely known murder victims attributed to the Zodiac Killer in 1968.
 E1131473 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: Betty Lou Jensen | Statement: [Zodiac Killer, notableVictim, Betty Lou Jensen]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Betty Lou Jensen
Context triple: [Zodiac Killer, notableVictim, Betty Lou Jensen]
  • A. Betty Lou Bredemus
    Betty Lou Bredemus was an American acting coach and theater professional best known as the mother of actress Julia Roberts.
  • B. Betty Lou Keim
    Betty Lou Keim was an American film and television actress best known for her roles in 1950s teen dramas and coming-of-age stories.
  • C. Mayme Kelso
    Mayme Kelso was an American actress of the silent film era, known for her character roles in early 20th-century cinema.
  • D. Ruth Snyder
    Ruth Snyder was an American woman infamously executed in 1928 for the murder of her husband, a case that became notorious due to a secretly photographed image of her electrocution published in the press.
  • E. Betty Anderson
    Betty Anderson is the teenage daughter in the classic American radio and television sitcom "Father Knows Best," known for embodying the typical mid-century suburban girl.
  • 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: Betty Lou Jensen
Triple: [Zodiac Killer, notableVictim, Betty Lou Jensen]
Generated description
Betty Lou Jensen was a teenage girl from California who became one of the earliest and most widely known murder victims attributed to the Zodiac Killer in 1968.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Betty Lou Jensen
Target entity description: Betty Lou Jensen was a teenage girl from California who became one of the earliest and most widely known murder victims attributed to the Zodiac Killer in 1968.
  • A. Betty Lou Bredemus
    Betty Lou Bredemus was an American acting coach and theater professional best known as the mother of actress Julia Roberts.
  • B. Betty Lou Keim
    Betty Lou Keim was an American film and television actress best known for her roles in 1950s teen dramas and coming-of-age stories.
  • C. Mayme Kelso
    Mayme Kelso was an American actress of the silent film era, known for her character roles in early 20th-century cinema.
  • D. Ruth Snyder
    Ruth Snyder was an American woman infamously executed in 1928 for the murder of her husband, a case that became notorious due to a secretly photographed image of her electrocution published in the press.
  • E. Betty Anderson
    Betty Anderson is the teenage daughter in the classic American radio and television sitcom "Father Knows Best," known for embodying the typical mid-century suburban girl.
  • 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_69d822ee4f408190b6ac3b2fa434f0df completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69ded5e4e4448190a8796573bc6d1069 completed April 15, 2026, 12:03 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe9687a5888190a6e6ffd781f64edc completed May 9, 2026, 2:05 a.m.
NEDg Description generation batch_69fe990b6ab48190b153a912f16c8c8d completed May 9, 2026, 2:16 a.m.
NED2 Entity disambiguation (via description) batch_69fe993c6094819086f0de1743272fd4 completed May 9, 2026, 2:17 a.m.
Created at: April 10, 2026, 1:55 a.m.