Triple
T210179
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Assassination of John F. Kennedy |
E4697
|
entity |
| Predicate | mediaDocument |
P4310
|
FINISHED |
| Object |
Zapruder film
The Zapruder film is a famous amateur 8mm home movie that captured the assassination of U.S. President John F. Kennedy in Dallas on November 22, 1963.
|
E4697
|
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: Zapruder film | Statement: [Assassination of John F. Kennedy, mediaDocument, Zapruder film]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Zapruder film Context triple: [Assassination of John F. Kennedy, mediaDocument, Zapruder film]
-
A.
Raising the Flag on Iwo Jima
Raising the Flag on Iwo Jima is an iconic World War II photograph by Joe Rosenthal depicting U.S. Marines hoisting the American flag atop Mount Suribachi, symbolizing American victory and sacrifice in the Pacific theater.
-
B.
Air Force One
Air Force One is the official air traffic control call sign and commonly used name for any U.S. Air Force aircraft carrying the President of the United States, most famously a highly customized Boeing jet equipped for secure command, communication, and long-range travel.
-
C.
My Lai massacre
The My Lai massacre was a notorious 1968 atrocity during the Vietnam War in which U.S. soldiers killed hundreds of unarmed Vietnamese civilians, becoming a symbol of the conflict’s brutality and sparking widespread outrage.
-
D.
Assassination of John F. Kennedy
The Assassination of John F. Kennedy was the 1963 killing of the 35th U.S. president in Dallas, Texas, an event that shocked the world and has since been the subject of extensive investigation and controversy.
-
E.
Grassy Knoll
The Grassy Knoll is a small, sloping, tree-lined area in Dallas, Texas, best known as a focal point of conspiracy theories surrounding the assassination of President John F. Kennedy.
- 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: Zapruder film Triple: [Assassination of John F. Kennedy, mediaDocument, Zapruder film]
Generated description
The Zapruder film is a famous amateur 8mm home movie that captured the assassination of U.S. President John F. Kennedy in Dallas on November 22, 1963.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Zapruder film Target entity description: The Zapruder film is a famous amateur 8mm home movie that captured the assassination of U.S. President John F. Kennedy in Dallas on November 22, 1963.
-
A.
Raising the Flag on Iwo Jima
Raising the Flag on Iwo Jima is an iconic World War II photograph by Joe Rosenthal depicting U.S. Marines hoisting the American flag atop Mount Suribachi, symbolizing American victory and sacrifice in the Pacific theater.
-
B.
Air Force One
Air Force One is the official air traffic control call sign and commonly used name for any U.S. Air Force aircraft carrying the President of the United States, most famously a highly customized Boeing jet equipped for secure command, communication, and long-range travel.
-
C.
My Lai massacre
The My Lai massacre was a notorious 1968 atrocity during the Vietnam War in which U.S. soldiers killed hundreds of unarmed Vietnamese civilians, becoming a symbol of the conflict’s brutality and sparking widespread outrage.
-
D.
Assassination of John F. Kennedy
chosen
The Assassination of John F. Kennedy was the 1963 killing of the 35th U.S. president in Dallas, Texas, an event that shocked the world and has since been the subject of extensive investigation and controversy.
-
E.
Grassy Knoll
The Grassy Knoll is a small, sloping, tree-lined area in Dallas, Texas, best known as a focal point of conspiracy theories surrounding the assassination of President John F. Kennedy.
- F. None of above.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: mediaDocument Context triple: [Assassination of John F. Kennedy, mediaDocument, Zapruder film]
-
A.
mediaType
Indicates the format or category of media associated with an entity, such as text, image, audio, or video.
-
B.
mediaOrigin
Indicates the original source or provenance from which a piece of media (such as an image, video, or audio) was derived or obtained.
-
C.
fareMedia
Indicates that a particular type of ticket, pass, or payment instrument is used as the medium for paying a fare.
-
D.
mediaAspect
Indicates the specific aspect ratio or dimensional proportion of a media item in relation to its width and height.
-
E.
documentedBy
chosen
Indicates that something is recorded, described, or evidenced in a specific document or set of documents.
- 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_69a2575cb1dc8190a01ad332426dc339 |
completed | Feb. 28, 2026, 2:47 a.m. |
| NER | Named-entity recognition | batch_69a25d35aa288190966b6e15af1525cb |
completed | Feb. 28, 2026, 3:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a332c9e99081909026bf5bfeb6c86c |
completed | Feb. 28, 2026, 6:24 p.m. |
| NEDg | Description generation | batch_69a33326c71c81908c02320901915ce3 |
completed | Feb. 28, 2026, 6:25 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3338948808190b6fd60524c721fd5 |
completed | Feb. 28, 2026, 6:27 p.m. |
| PD | Predicate disambiguation | batch_69a25b4f71b88190866c8262922ae204 |
completed | Feb. 28, 2026, 3:04 a.m. |
Created at: Feb. 28, 2026, 2:52 a.m.