Triple

T1715322

Position	Surface form	Disambiguated ID	Type / Status
Subject	Battle of the Sexes tennis match	`E37275`	entity
Predicate	precededBy	`P97`	FINISHED
Object	Mother's Day Massacre match between Bobby Riggs and Margaret Court The "Mother's Day Massacre" was a 1973 exhibition tennis match in which aging former champion Bobby Riggs decisively defeated top women's player Margaret Court, setting the stage for his later, more famous "Battle of the Sexes" match against Billie Jean King.	`E37486`	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: Mother's Day Massacre match between Bobby Riggs and Margaret Court | Statement: [Battle of the Sexes tennis match, precededBy, Mother's Day Massacre match between Bobby Riggs and Margaret Court]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Mother's Day Massacre match between Bobby Riggs and Margaret Court
Context triple: [Battle of the Sexes tennis match, precededBy, Mother's Day Massacre match between Bobby Riggs and Margaret Court]

A. Battle of the Sexes tennis match
The Battle of the Sexes tennis match was a landmark 1973 exhibition in which Billie Jean King defeated Bobby Riggs, becoming a cultural flashpoint in the fight for gender equality in sports.
B. Margaret Court Arena
Margaret Court Arena is a prominent tennis stadium in Melbourne Park, Australia, named after tennis legend Margaret Court and used as a key show court during the Australian Open.
C. Bobby Riggs
Bobby Riggs was an American tennis champion and hustler best known for his 1973 "Battle of the Sexes" match against Billie Jean King.
D. The Happy Slam
The Happy Slam is a popular nickname for the Australian Open, highlighting its reputation as a friendly, fan-focused Grand Slam tennis tournament held each January in Melbourne.
E. Billie Jean King
Billie Jean King is an American former world No. 1 tennis player and pioneering advocate for gender equality and social justice in sports.
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: Mother's Day Massacre match between Bobby Riggs and Margaret Court
Triple: [Battle of the Sexes tennis match, precededBy, Mother's Day Massacre match between Bobby Riggs and Margaret Court]

Generated description

The "Mother's Day Massacre" was a 1973 exhibition tennis match in which aging former champion Bobby Riggs decisively defeated top women's player Margaret Court, setting the stage for his later, more famous "Battle of the Sexes" match against Billie Jean King.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Mother's Day Massacre match between Bobby Riggs and Margaret Court
Target entity description: The "Mother's Day Massacre" was a 1973 exhibition tennis match in which aging former champion Bobby Riggs decisively defeated top women's player Margaret Court, setting the stage for his later, more famous "Battle of the Sexes" match against Billie Jean King.

A. Battle of the Sexes tennis match
The Battle of the Sexes tennis match was a landmark 1973 exhibition in which Billie Jean King defeated Bobby Riggs, becoming a cultural flashpoint in the fight for gender equality in sports.
B. Margaret Court Arena
Margaret Court Arena is a prominent tennis stadium in Melbourne Park, Australia, named after tennis legend Margaret Court and used as a key show court during the Australian Open.
C. Bobby Riggs chosen
Bobby Riggs was an American tennis champion and hustler best known for his 1973 "Battle of the Sexes" match against Billie Jean King.
D. The Happy Slam
The Happy Slam is a popular nickname for the Australian Open, highlighting its reputation as a friendly, fan-focused Grand Slam tennis tournament held each January in Melbourne.
E. Billie Jean King
Billie Jean King is an American former world No. 1 tennis player and pioneering advocate for gender equality and social justice in sports.
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_69a8861912dc8190931af43b4b9158a7`	completed	March 4, 2026, 7:20 p.m.
NER	Named-entity recognition	`batch_69aa6334cd20819086aed7b8adcba4d9`	completed	March 6, 2026, 5:16 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69ad8ae3ea048190b25beeb4bd7306ce`	completed	March 8, 2026, 2:42 p.m.
NEDg	Description generation	`batch_69ad979b7f2c819094c907bed705db3b`	completed	March 8, 2026, 3:36 p.m.
NED2	Entity disambiguation (via description)	`batch_69ad9831a87c819089fc3b590ab7ecb2`	completed	March 8, 2026, 3:39 p.m.

Created at: March 4, 2026, 7:30 p.m.