Triple
T14113841
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Leiden Observatory |
E339711
|
entity |
| Predicate | hasResearcher |
P28320
|
FINISHED |
| Object |
Henk van de Hulst
Henk van de Hulst was a Dutch astronomer and physicist renowned for predicting the 21-centimeter hydrogen line, a discovery crucial to radio astronomy and the study of the Milky Way.
|
E1122841
|
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: Henk van de Hulst | Statement: [Leiden Observatory, hasResearcher, Henk van de Hulst]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Henk van de Hulst Context triple: [Leiden Observatory, hasResearcher, Henk van de Hulst]
-
A.
Piet Klijnveld
Piet Klijnveld was a Dutch accountant and entrepreneur who co-founded the international professional services firm that later became part of KPMG.
-
B.
Piet Keizer
Piet Keizer was a renowned Dutch footballer, best known as a skillful left winger for Ajax and the Netherlands national team during the late 1960s and early 1970s.
-
C.
Henk van Woerden
Henk van Woerden was a Dutch writer, painter, and essayist known for his works on South African history and apartheid, including his acclaimed book about the assassin of Hendrik Verwoerd.
-
D.
Koos Vorrink
Koos Vorrink was a prominent Dutch social-democratic politician and trade union leader who played a key role in shaping the modern Labour Party (PvdA) in the Netherlands.
-
E.
Piet de Jong
Piet de Jong was a Dutch politician who served as Prime Minister of the Netherlands from 1967 to 1971.
- 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: Henk van de Hulst Triple: [Leiden Observatory, hasResearcher, Henk van de Hulst]
Generated description
Henk van de Hulst was a Dutch astronomer and physicist renowned for predicting the 21-centimeter hydrogen line, a discovery crucial to radio astronomy and the study of the Milky Way.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Henk van de Hulst Target entity description: Henk van de Hulst was a Dutch astronomer and physicist renowned for predicting the 21-centimeter hydrogen line, a discovery crucial to radio astronomy and the study of the Milky Way.
-
A.
Piet Klijnveld
Piet Klijnveld was a Dutch accountant and entrepreneur who co-founded the international professional services firm that later became part of KPMG.
-
B.
Piet Keizer
Piet Keizer was a renowned Dutch footballer, best known as a skillful left winger for Ajax and the Netherlands national team during the late 1960s and early 1970s.
-
C.
Henk van Woerden
Henk van Woerden was a Dutch writer, painter, and essayist known for his works on South African history and apartheid, including his acclaimed book about the assassin of Hendrik Verwoerd.
-
D.
Koos Vorrink
Koos Vorrink was a prominent Dutch social-democratic politician and trade union leader who played a key role in shaping the modern Labour Party (PvdA) in the Netherlands.
-
E.
Piet de Jong
Piet de Jong was a Dutch politician who served as Prime Minister of the Netherlands from 1967 to 1971.
- 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_69d81c6a95b481909e39111e0c1f31ee |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de600f992c81908133813f2894dcca |
completed | April 14, 2026, 3:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe387c02108190badf9b5051cd9c7a |
completed | May 8, 2026, 7:24 p.m. |
| NEDg | Description generation | batch_69fe3df36364819081a7275b2ac604a6 |
completed | May 8, 2026, 7:48 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fe3e4c9cd08190b83fd437fa96297d |
completed | May 8, 2026, 7:49 p.m. |
Created at: April 9, 2026, 10:22 p.m.