Triple

T14877503
Position Surface form Disambiguated ID Type / Status
Subject Zodiac Killer E349904 entity
Predicate notableCipher P59665 FINISHED
Object Z-340 cipher
The Z-340 cipher is a famously unsolved (and later partially cracked) cryptogram sent by the Zodiac Killer in 1969, long regarded as one of the most challenging and enigmatic ciphers in true-crime history.
E1126876 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: Z-340 cipher | Statement: [Zodiac Killer, notableCipher, Z-340 cipher]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Z-340 cipher
Context triple: [Zodiac Killer, notableCipher, Z-340 cipher]
  • A. Z-408 cipher
    The Z-408 cipher is the first and most famous cryptogram sent by the Zodiac Killer, partially solved in 1969 and known for revealing a taunting message from the unidentified serial murderer.
  • B. Z-13 cipher
    The Z-13 cipher is one of the Zodiac Killer’s shortest and most infamous unsolved cryptograms, consisting of just 13 characters that have fueled decades of speculation about its hidden message.
  • C. Lorenz cipher
    The Lorenz cipher was a high-level German teleprinter encryption system used during World War II, whose interception and decryption by the Allies led to the development of the Colossus computers.
  • D. Enigma
    Enigma is a science fiction novel by Michael Kube-McDowell that explores complex themes of human identity, communication, and first contact.
  • E. Enigma
    Enigma is a 2001 British World War II thriller film about codebreakers at Bletchley Park working to crack Nazi naval ciphers.
  • 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: Z-340 cipher
Triple: [Zodiac Killer, notableCipher, Z-340 cipher]
Generated description
The Z-340 cipher is a famously unsolved (and later partially cracked) cryptogram sent by the Zodiac Killer in 1969, long regarded as one of the most challenging and enigmatic ciphers in true-crime history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Z-340 cipher
Target entity description: The Z-340 cipher is a famously unsolved (and later partially cracked) cryptogram sent by the Zodiac Killer in 1969, long regarded as one of the most challenging and enigmatic ciphers in true-crime history.
  • A. Z-408 cipher
    The Z-408 cipher is the first and most famous cryptogram sent by the Zodiac Killer, partially solved in 1969 and known for revealing a taunting message from the unidentified serial murderer.
  • B. Z-13 cipher
    The Z-13 cipher is one of the Zodiac Killer’s shortest and most infamous unsolved cryptograms, consisting of just 13 characters that have fueled decades of speculation about its hidden message.
  • C. Lorenz cipher
    The Lorenz cipher was a high-level German teleprinter encryption system used during World War II, whose interception and decryption by the Allies led to the development of the Colossus computers.
  • D. Enigma
    Enigma is a 1982 Cold War spy thriller film involving codebreaking and espionage, directed by Jeannot Szwarc.
  • E. Enigma
    Enigma is a science fiction novel by Michael Kube-McDowell that explores complex themes of human identity, communication, and first contact.
  • 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_69fe72ac9f6481908f7b4f63a11fe16c completed May 8, 2026, 11:33 p.m.
NEDg Description generation batch_69fe74c098548190bf97cfae53868671 completed May 8, 2026, 11:41 p.m.
NED2 Entity disambiguation (via description) batch_69fe75759f1081909c3bb3b642cdc0c2 completed May 8, 2026, 11:44 p.m.
Created at: April 10, 2026, 1:55 a.m.