Triple
T2453288
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Michael Grätzel |
E53756
|
entity |
| Predicate | knownFor |
P22
|
FINISHED |
| Object |
Grätzel cell
A Grätzel cell is a dye-sensitized solar cell that mimics photosynthesis to convert light into electricity using organic dyes and nanostructured materials.
|
E269063
|
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: Grätzel cell | Statement: [Michael Grätzel, knownFor, Grätzel cell]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Grätzel cell Context triple: [Michael Grätzel, knownFor, Grätzel cell]
-
A.
Shockley–Queisser limit
The Shockley–Queisser limit is a theoretical maximum efficiency for single-junction solar cells, defining the upper bound on how much sunlight can be converted into electricity under standard conditions.
-
B.
Nernst–Lamp
The Nernst–Lamp is an early type of electric lamp that used a heated ceramic rod as a light-emitting element and played a significant role in the development of incandescent lighting technology.
-
C.
DuPont Tedlar
DuPont Tedlar is a durable polyvinyl fluoride (PVF) film widely used for protective and decorative surface applications in industries such as construction, photovoltaics, and transportation.
-
D.
Esaki diode
The Esaki diode is a heavily doped semiconductor tunnel diode that exhibits negative differential resistance, enabling high-speed and microwave-frequency electronic applications.
-
E.
Voltaic pile
The Voltaic pile is the first chemical battery, invented by Alessandro Volta, which provided a continuous and reliable source of electric current and laid the foundation for modern electrochemistry and electrical engineering.
- 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: Grätzel cell Triple: [Michael Grätzel, knownFor, Grätzel cell]
Generated description
A Grätzel cell is a dye-sensitized solar cell that mimics photosynthesis to convert light into electricity using organic dyes and nanostructured materials.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Grätzel cell Target entity description: A Grätzel cell is a dye-sensitized solar cell that mimics photosynthesis to convert light into electricity using organic dyes and nanostructured materials.
-
A.
Shockley–Queisser limit
The Shockley–Queisser limit is a theoretical maximum efficiency for single-junction solar cells, defining the upper bound on how much sunlight can be converted into electricity under standard conditions.
-
B.
Nernst–Lamp
The Nernst–Lamp is an early type of electric lamp that used a heated ceramic rod as a light-emitting element and played a significant role in the development of incandescent lighting technology.
-
C.
DuPont Tedlar
DuPont Tedlar is a durable polyvinyl fluoride (PVF) film widely used for protective and decorative surface applications in industries such as construction, photovoltaics, and transportation.
-
D.
Esaki diode
The Esaki diode is a heavily doped semiconductor tunnel diode that exhibits negative differential resistance, enabling high-speed and microwave-frequency electronic applications.
-
E.
Voltaic pile
The Voltaic pile is the first chemical battery, invented by Alessandro Volta, which provided a continuous and reliable source of electric current and laid the foundation for modern electrochemistry and electrical engineering.
- 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_69ab495d227c8190b26ae6548eeb1019 |
completed | March 6, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69abd0f699308190910a41520dc9efdb |
completed | March 7, 2026, 7:17 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aef0c544788190bb0e8c5ae4a32ff0 |
completed | March 9, 2026, 4:09 p.m. |
| NEDg | Description generation | batch_69aef53740508190893b14bb1b411a30 |
completed | March 9, 2026, 4:28 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69aef9594024819088e7afc0e64429ff |
completed | March 9, 2026, 4:46 p.m. |
Created at: March 6, 2026, 9:43 p.m.