Triple
T13817138
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | thallium |
E332046
|
entity |
| Predicate | radioisotope |
P19723
|
FINISHED |
| Object |
thallium-201
Thallium-201 is a radioactive isotope of thallium widely used in nuclear medicine, particularly for myocardial perfusion imaging to assess coronary artery disease.
|
E1063594
|
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: thallium-201 | Statement: [thallium, radioisotope, thallium-201]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: thallium-201 Context triple: [thallium, radioisotope, thallium-201]
-
A.
thallium (Tl)
Thallium (Tl) is a soft, highly toxic post-transition metal element used in electronics, optics, and specialized chemical applications.
-
B.
californium-252
Californium-252 is a highly radioactive synthetic isotope of californium widely used as a strong neutron source in applications such as nuclear reactor startup, neutron radiography, and cancer therapy.
-
C.
nitrogen-13
Nitrogen-13 is a short-lived radioactive isotope of nitrogen that plays a key role as an intermediate nuclide in stellar nuclear fusion processes.
-
D.
Actemium
Actemium is an industrial engineering and services network specializing in improving and optimizing industrial processes across various sectors.
-
E.
thorium
Thorium is a naturally occurring radioactive metal and fertile nuclear material considered a potential alternative fuel for advanced nuclear reactors.
- 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: thallium-201 Triple: [thallium, radioisotope, thallium-201]
Generated description
Thallium-201 is a radioactive isotope of thallium widely used in nuclear medicine, particularly for myocardial perfusion imaging to assess coronary artery disease.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: thallium-201 Target entity description: Thallium-201 is a radioactive isotope of thallium widely used in nuclear medicine, particularly for myocardial perfusion imaging to assess coronary artery disease.
-
A.
thallium (Tl)
Thallium (Tl) is a soft, highly toxic post-transition metal element used in electronics, optics, and specialized chemical applications.
-
B.
californium-252
Californium-252 is a highly radioactive synthetic isotope of californium widely used as a strong neutron source in applications such as nuclear reactor startup, neutron radiography, and cancer therapy.
-
C.
nitrogen-13
Nitrogen-13 is a short-lived radioactive isotope of nitrogen that plays a key role as an intermediate nuclide in stellar nuclear fusion processes.
-
D.
Actemium
Actemium is an industrial engineering and services network specializing in improving and optimizing industrial processes across various sectors.
-
E.
thorium
Thorium is a naturally occurring radioactive metal and fertile nuclear material considered a potential alternative fuel for advanced nuclear reactors.
- 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_69d81c59f8808190a851bc56afdc55e9 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de0281bb988190803ee195f430b9c8 |
completed | April 14, 2026, 9:01 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7b8e1fbec8190bab64357f8c5438f |
completed | May 3, 2026, 9:06 p.m. |
| NEDg | Description generation | batch_69f7b9d81f488190875e9b3f885556ab |
completed | May 3, 2026, 9:10 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f7ba99ad9c8190906b6b63cf27a446 |
completed | May 3, 2026, 9:14 p.m. |
Created at: April 9, 2026, 10:12 p.m.