Triple

T21031387
Position Surface form Disambiguated ID Type / Status
Subject Eratosthenes (lunar crater) E518070 entity
Predicate geologicAge P1327 FINISHED
Object Eratosthenian
The Eratosthenian is a lunar geologic period characterized by relatively low impact cratering rates and the absence of widespread mare volcanism, spanning the time between the Imbrian and Copernican eras.
 E518070 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: Eratosthenian | Statement: [Eratosthenes (lunar crater), geologicAge, Eratosthenian]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Eratosthenian
Context triple: [Eratosthenes (lunar crater), geologicAge, Eratosthenian]
  • A. Eratosthenes (lunar crater)
    Eratosthenes is a prominent lunar impact crater located near the eastern edge of Mare Imbrium, notable for its well-defined terraced walls and central peak.
  • B. Eratosthenes
    Eratosthenes was an ancient Greek polymath best known for remarkably accurately calculating the Earth's circumference and for devising the sieve method for finding prime numbers.
  • C. Eratyra
    Eratyra is a traditional mountain village in the Kozani regional unit of Western Macedonia, Greece, known for its historic architecture and scenic setting.
  • D. Hippach
    Hippach is a small alpine village in the Zillertal Valley of Tyrol, Austria, known for its scenic mountain setting and access to skiing and hiking.
  • E. Placidus
    Placidus is a Latin given name and surname historically associated with early Christian figures and later used in various European cultures.
  • 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: Eratosthenian
Triple: [Eratosthenes (lunar crater), geologicAge, Eratosthenian]
Generated description
The Eratosthenian is a lunar geologic period characterized by relatively low impact cratering rates and the absence of widespread mare volcanism, spanning the time between the Imbrian and Copernican eras.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Eratosthenian
Target entity description: The Eratosthenian is a lunar geologic period characterized by relatively low impact cratering rates and the absence of widespread mare volcanism, spanning the time between the Imbrian and Copernican eras.
  • A. Eratosthenes (lunar crater) chosen
    Eratosthenes is a prominent lunar impact crater located near the eastern edge of Mare Imbrium, notable for its well-defined terraced walls and central peak.
  • B. Eratosthenes
    Eratosthenes was an ancient Greek polymath best known for remarkably accurately calculating the Earth's circumference and for devising the sieve method for finding prime numbers.
  • C. Eratyra
    Eratyra is a traditional mountain village in the Kozani regional unit of Western Macedonia, Greece, known for its historic architecture and scenic setting.
  • D. Hippach
    Hippach is a small alpine village in the Zillertal Valley of Tyrol, Austria, known for its scenic mountain setting and access to skiing and hiking.
  • E. Placidus
    Placidus is a Latin given name and surname historically associated with early Christian figures and later used in various European cultures.
  • 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_69e0b503275c8190afd9a163f997c709 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e6fc82b5348190b449d59e6cada9de completed April 21, 2026, 4:26 a.m.
NED1 Entity disambiguation (via context triple) batch_6a094745f4bc8190ae2e9412d1d842bc completed May 17, 2026, 4:42 a.m.
NEDg Description generation batch_6a09490822ac81909966eb2013ddb837 completed May 17, 2026, 4:50 a.m.
NED2 Entity disambiguation (via description) batch_6a094a078eb08190857d156dcadf35fc completed May 17, 2026, 4:54 a.m.
Created at: April 16, 2026, 1:55 p.m.