Triple
T14894682
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Serco Group |
E359840
|
entity |
| Predicate | foundedBy |
P104
|
FINISHED |
| Object |
RCA Service Company
RCA Service Company was a service-oriented subsidiary of the Radio Corporation of America (RCA) that provided technical, engineering, and support services, particularly in electronics and communications.
|
E2759
|
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: RCA Service Company | Statement: [Serco Group, foundedBy, RCA Service Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: RCA Service Company Context triple: [Serco Group, foundedBy, RCA Service Company]
-
A.
RCA
RCA is the commonly used abbreviation for the Royal Canadian Artillery, the artillery branch of the Canadian Army.
-
B.
RCA
RCA (Radio Corporation of America) was a major American electronics and communications company that played a pivotal role in the development and commercialization of radio and television technology in the 20th century.
-
C.
RCA
RCA is a major American record label known for signing and promoting a wide range of influential artists across genres such as pop, rock, and R&B.
-
D.
RCA
RCA is the international vehicle registration code for the Central African Republic.
-
E.
Sarnoff Corporation
Sarnoff Corporation was a prominent American research and development company in electronics and communications, originally founded as RCA Laboratories and known for pioneering work in television, broadcasting, and related technologies.
- 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: RCA Service Company Triple: [Serco Group, foundedBy, RCA Service Company]
Generated description
RCA Service Company was a service-oriented subsidiary of the Radio Corporation of America (RCA) that provided technical, engineering, and support services, particularly in electronics and communications.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: RCA Service Company Target entity description: RCA Service Company was a service-oriented subsidiary of the Radio Corporation of America (RCA) that provided technical, engineering, and support services, particularly in electronics and communications.
-
A.
RCA
RCA is the commonly used abbreviation for the Royal Canadian Artillery, the artillery branch of the Canadian Army.
-
B.
RCA
chosen
RCA (Radio Corporation of America) was a major American electronics and communications company that played a pivotal role in the development and commercialization of radio and television technology in the 20th century.
-
C.
RCA
RCA is a major American record label known for signing and promoting a wide range of influential artists across genres such as pop, rock, and R&B.
-
D.
RCA
RCA is the international vehicle registration code for the Central African Republic.
-
E.
Sarnoff Corporation
Sarnoff Corporation was a prominent American research and development company in electronics and communications, originally founded as RCA Laboratories and known for pioneering work in television, broadcasting, and related technologies.
- 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_69d827980cbc8190a0c569ae3940a1d9 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69ded5f9d10c819091732d7a5a42a682 |
completed | April 15, 2026, 12:04 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe6b679fb081908cf8f41acfba3b99 |
completed | May 8, 2026, 11:01 p.m. |
| NEDg | Description generation | batch_69fe6cc2ccb0819081e32dc9d2e3973a |
completed | May 8, 2026, 11:07 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fe6d9e9a648190920206c8f75cae2e |
completed | May 8, 2026, 11:11 p.m. |
Created at: April 10, 2026, 2:10 a.m.