Triple
T9420476
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mamie Till-Mobley |
E227136
|
entity |
| Predicate | child |
P120
|
FINISHED |
| Object |
Emmett Till
Emmett Till was a 14-year-old African American boy whose brutal lynching in Mississippi in 1955 became a catalyst for the modern U.S. civil rights movement.
|
E43567
|
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: Emmett Till | Statement: [Mamie Till-Mobley, child, Emmett Till]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Emmett Till Context triple: [Mamie Till-Mobley, child, Emmett Till]
-
A.
James Byrd Jr.
James Byrd Jr. was an African American man whose brutal 1998 racially motivated murder in Texas became a catalyst for strengthening U.S. hate crime legislation.
-
B.
Gertrude Ross Till
Gertrude Ross Till was the wife of American Founding Father and Declaration of Independence signer George Read.
-
C.
Medgar Evers
Medgar Evers was a prominent African American civil rights leader and NAACP field secretary in Mississippi whose assassination in 1963 made him a martyr of the struggle against racial segregation and injustice.
-
D.
Eugene Williams
Eugene Williams was a Black teenager whose death after being attacked for drifting into a whites-only area of Lake Michigan helped ignite the Chicago Race Riot of 1919.
-
E.
Murder of Emmett Till
The Murder of Emmett Till was the 1955 lynching of a Black teenager in Mississippi that became a catalyst for the modern American civil rights movement.
- 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: Emmett Till Triple: [Mamie Till-Mobley, child, Emmett Till]
Generated description
Emmett Till was a 14-year-old African American boy whose brutal lynching in Mississippi in 1955 became a catalyst for the modern U.S. civil rights movement.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Emmett Till Target entity description: Emmett Till was a 14-year-old African American boy whose brutal lynching in Mississippi in 1955 became a catalyst for the modern U.S. civil rights movement.
-
A.
James Byrd Jr.
James Byrd Jr. was an African American man whose brutal 1998 racially motivated murder in Texas became a catalyst for strengthening U.S. hate crime legislation.
-
B.
Gertrude Ross Till
Gertrude Ross Till was the wife of American Founding Father and Declaration of Independence signer George Read.
-
C.
Medgar Evers
Medgar Evers was a prominent African American civil rights leader and NAACP field secretary in Mississippi whose assassination in 1963 made him a martyr of the struggle against racial segregation and injustice.
-
D.
Eugene Williams
Eugene Williams was a Black teenager whose death after being attacked for drifting into a whites-only area of Lake Michigan helped ignite the Chicago Race Riot of 1919.
-
E.
Murder of Emmett Till
chosen
The Murder of Emmett Till was the 1955 lynching of a Black teenager in Mississippi that became a catalyst for the modern American civil rights movement.
- F. None of above.
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_69ca84359e7c819091148ba4b670e436 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd6c2528c8819087b0a21e703254b7 |
completed | April 1, 2026, 7:04 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d107c95c9481909957b99cacf5e045 |
completed | April 4, 2026, 12:44 p.m. |
| NEDg | Description generation | batch_69d1085a980c8190b4c6d811b07ab180 |
completed | April 4, 2026, 12:47 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d1093f440481909aa27287019191ac |
completed | April 4, 2026, 12:51 p.m. |
Created at: March 30, 2026, 7:48 p.m.