Triple
T23163393
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pigpen |
E578646
|
entity |
| Predicate | mother |
P120
|
FINISHED |
| Object |
Esther McKernan
Esther McKernan is the mother of Ron "Pigpen" McKernan, the founding keyboardist and vocalist of the Grateful Dead.
|
E1592052
|
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: Esther McKernan | Statement: [Pigpen, mother, Esther McKernan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Esther McKernan Context triple: [Pigpen, mother, Esther McKernan]
-
A.
Elizabeth McLaughlin
Elizabeth McLaughlin is an American actress known for her roles in television series such as the psychological drama "Hand of God."
-
B.
Mary Mulhern
Mary Mulhern was an American actress best known for her brief Hollywood career in the silent film era and her marriage to actor Jack Pickford.
-
C.
Maureen Starkey
Maureen Starkey was the first wife of Beatles drummer Ringo Starr and a notable figure in the 1960s British music scene.
-
D.
Ruth McCabe
Ruth McCabe is an Irish actress known for her work in film, television, and theatre, including roles in acclaimed dramas such as "Philomena."
-
E.
Joan O’Callaghan
Joan O’Callaghan, better known by her stage name Anna Kashfi, was a British-Indian actress who appeared in several Hollywood films in the 1950s and was briefly married to actor Marlon Brando.
- 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: Esther McKernan Triple: [Pigpen, mother, Esther McKernan]
Generated description
Esther McKernan is the mother of Ron "Pigpen" McKernan, the founding keyboardist and vocalist of the Grateful Dead.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Esther McKernan Target entity description: Esther McKernan is the mother of Ron "Pigpen" McKernan, the founding keyboardist and vocalist of the Grateful Dead.
-
A.
Elizabeth McLaughlin
Elizabeth McLaughlin is an American actress known for her roles in television series such as the psychological drama "Hand of God."
-
B.
Mary Mulhern
Mary Mulhern was an American actress best known for her brief Hollywood career in the silent film era and her marriage to actor Jack Pickford.
-
C.
Maureen Starkey
Maureen Starkey was the first wife of Beatles drummer Ringo Starr and a notable figure in the 1960s British music scene.
-
D.
Ruth McCabe
Ruth McCabe is an Irish actress known for her work in film, television, and theatre, including roles in acclaimed dramas such as "Philomena."
-
E.
Joan O’Callaghan
Joan O’Callaghan, better known by her stage name Anna Kashfi, was a British-Indian actress who appeared in several Hollywood films in the 1950s and was briefly married to actor Marlon Brando.
- 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_69e245fc75348190a0288401044c8af8 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f18f29be30819091e18551044a98f3 |
completed | April 29, 2026, 4:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0cdf276ac0819085dc4caac7dd8b0c |
completed | May 19, 2026, 10:07 p.m. |
| NEDg | Description generation | batch_6a0d7213f9508190a8884846e19079e3 |
completed | May 20, 2026, 8:34 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0d72ad1b148190bbe5f65e84ac2837 |
completed | May 20, 2026, 8:37 a.m. |
Created at: April 17, 2026, 4:02 p.m.