Triple
T2005361
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Murder of Emmett Till |
E43567
|
entity |
| Predicate | bodyDisposedIn |
P35082
|
FINISHED |
| Object |
Tallahatchie River
The Tallahatchie River is a river in Mississippi historically infamous as the site where the body of Emmett Till was found, a pivotal event in the American civil rights movement.
|
E335482
|
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: Tallahatchie River | Statement: [Murder of Emmett Till, bodyDisposedIn, Tallahatchie River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tallahatchie River Context triple: [Murder of Emmett Till, bodyDisposedIn, Tallahatchie River]
-
A.
Ouachita River
The Ouachita River is a major waterway in the south-central United States that flows through Arkansas and Louisiana, supporting regional ecosystems, commerce, and recreation.
-
B.
Coosa River
The Coosa River is a major waterway in the southeastern United States that flows through Alabama and Georgia, playing an important role in regional ecology, recreation, and hydroelectric power generation.
-
C.
Tombigbee River
The Tombigbee River is a major waterway in the southeastern United States that flows through northeastern Mississippi and western Alabama before joining the Alabama River to form the Mobile River system.
-
D.
Cahaba River
The Cahaba River is a biologically rich, free-flowing river in central Alabama known for its high biodiversity and scenic natural habitats.
-
E.
Yazoo River
The Yazoo River is a major waterway in west-central Mississippi that flows through the Mississippi Delta before joining the Mississippi River.
- 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: Tallahatchie River Triple: [Murder of Emmett Till, bodyDisposedIn, Tallahatchie River]
Generated description
The Tallahatchie River is a river in Mississippi historically infamous as the site where the body of Emmett Till was found, a pivotal event in the American civil rights movement.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tallahatchie River Target entity description: The Tallahatchie River is a river in Mississippi historically infamous as the site where the body of Emmett Till was found, a pivotal event in the American civil rights movement.
-
A.
Ouachita River
The Ouachita River is a major waterway in the south-central United States that flows through Arkansas and Louisiana, supporting regional ecosystems, commerce, and recreation.
-
B.
Coosa River
The Coosa River is a major waterway in the southeastern United States that flows through Alabama and Georgia, playing an important role in regional ecology, recreation, and hydroelectric power generation.
-
C.
Tombigbee River
The Tombigbee River is a major waterway in the southeastern United States that flows through northeastern Mississippi and western Alabama before joining the Alabama River to form the Mobile River system.
-
D.
Cahaba River
The Cahaba River is a biologically rich, free-flowing river in central Alabama known for its high biodiversity and scenic natural habitats.
-
E.
Yazoo River
The Yazoo River is a major waterway in west-central Mississippi that flows through the Mississippi Delta before joining the Mississippi River.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: bodyDisposedIn Context triple: [Murder of Emmett Till, bodyDisposedIn, Tallahatchie River]
-
A.
body
Indicates that one entity is the physical body or main corporeal form of another entity.
-
B.
publicBody
Indicates that an entity functions as a governmental or publicly controlled organization that performs public duties or services.
-
C.
dissipatedOn
Indicates that something (such as energy, force, or a substance) is dispersed, lost, or converted into a less usable form on or within a particular medium, surface, or system.
-
D.
belongsToBody
Indicates that something is a part of, or under the ownership/authority of, a particular body or organization.
-
E.
establishedBody
Indicates that an entity created, founded, or formally set up another entity, such as an organization, institution, or governing body.
- F. None of above. chosen
Provenance (7 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_69a88715dbbc8190b2299e29e955d997 |
completed | March 4, 2026, 7:25 p.m. |
| NER | Named-entity recognition | batch_69abb898795481909920c1a4c4d62c2d |
completed | March 7, 2026, 5:33 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b24a9a49e481908f1916cbff31d908 |
completed | March 12, 2026, 5:09 a.m. |
| NEDg | Description generation | batch_69b24c5154008190aaaf07333de85370 |
completed | March 12, 2026, 5:17 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b24cf888288190b02782467c932862 |
completed | March 12, 2026, 5:19 a.m. |
| PD | Predicate disambiguation | batch_69abb79e63c08190982c8b44a557266f |
completed | March 7, 2026, 5:29 a.m. |
| PDg | Predicate description generation | batch_69abb87b9fc08190a748c278ef2d7dc7 |
completed | March 7, 2026, 5:32 a.m. |
Created at: March 4, 2026, 7:37 p.m.