Triple
T170456
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Greenwich Mean Time |
E3109
|
entity |
| Predicate | standardizedAt |
P1371
|
FINISHED |
| Object |
International Meridian Conference
The International Meridian Conference was an 1884 gathering of nations in Washington, D.C., that established the Greenwich meridian as the international prime meridian and laid the foundation for global time standardization.
|
E21824
|
NE FINISHED |
How this triple was built (5 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: International Meridian Conference | Statement: [Greenwich Mean Time, standardizedAt, International Meridian Conference]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: International Meridian Conference Context triple: [Greenwich Mean Time, standardizedAt, International Meridian Conference]
-
A.
San Francisco Conference
The San Francisco Conference was the 1945 international gathering where delegates from 50 nations drafted and signed the United Nations Charter, leading to the creation of the UN.
-
B.
ITU Plenipotentiary Conference
The ITU Plenipotentiary Conference is the top policy-making body of the International Telecommunication Union, where member states set the Union’s strategic direction, budget, and leadership.
-
C.
Dumbarton Oaks Conference
The Dumbarton Oaks Conference was a 1944 diplomatic meeting in Washington, D.C., where major Allied powers drafted the foundational proposals that led to the creation of the United Nations.
-
D.
Imperial Economic Conference agreements
The Imperial Economic Conference agreements were a series of 1932 trade arrangements within the British Empire that established a system of imperial preference, granting mutual tariff advantages to promote intra-Empire commerce during the Great Depression.
-
E.
Council of the League of Nations
The Council of the League of Nations was the principal executive and decision-making body of the League, composed of major powers and rotating member states to address international disputes and security issues.
- 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: International Meridian Conference Triple: [Greenwich Mean Time, standardizedAt, International Meridian Conference]
Generated description
The International Meridian Conference was an 1884 gathering of nations in Washington, D.C., that established the Greenwich meridian as the international prime meridian and laid the foundation for global time standardization.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: International Meridian Conference Target entity description: The International Meridian Conference was an 1884 gathering of nations in Washington, D.C., that established the Greenwich meridian as the international prime meridian and laid the foundation for global time standardization.
-
A.
San Francisco Conference
The San Francisco Conference was the 1945 international gathering where delegates from 50 nations drafted and signed the United Nations Charter, leading to the creation of the UN.
-
B.
ITU Plenipotentiary Conference
The ITU Plenipotentiary Conference is the top policy-making body of the International Telecommunication Union, where member states set the Union’s strategic direction, budget, and leadership.
-
C.
Dumbarton Oaks Conference
The Dumbarton Oaks Conference was a 1944 diplomatic meeting in Washington, D.C., where major Allied powers drafted the foundational proposals that led to the creation of the United Nations.
-
D.
Imperial Economic Conference agreements
The Imperial Economic Conference agreements were a series of 1932 trade arrangements within the British Empire that established a system of imperial preference, granting mutual tariff advantages to promote intra-Empire commerce during the Great Depression.
-
E.
Council of the League of Nations
The Council of the League of Nations was the principal executive and decision-making body of the League, composed of major powers and rotating member states to address international disputes and security issues.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: standardizedAt Context triple: [Greenwich Mean Time, standardizedAt, International Meridian Conference]
-
A.
standardizedBy
chosen
Indicates that one entity defines, regulates, or formalizes the standards or specifications by which another entity is created, measured, or operated.
-
B.
firstStandardized
Indicates that an entity is the earliest or primary instance to which a standard or uniform specification has been first applied among comparable entities.
-
C.
standardizedInCentury
Indicates that something was standardized or formally established according to a common norm during a specified century.
-
D.
hasStandardizationBody
Indicates that an entity is associated with, governed by, or defined by a specific standards-setting organization or authority.
-
E.
firstStandardApproved
Indicates that an entity is the earliest or initial standard that has received formal approval.
- F. None of above.
Provenance (6 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_69a2524ce1e48190ab066bf72859f474 |
completed | Feb. 28, 2026, 2:26 a.m. |
| NER | Named-entity recognition | batch_69a25a3f9d188190aacf5791273e2c65 |
completed | Feb. 28, 2026, 3 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2e7e236708190b9e4551b4442873c |
completed | Feb. 28, 2026, 1:04 p.m. |
| NEDg | Description generation | batch_69a2ea06ec488190a01d2759ee9f7b6d |
completed | Feb. 28, 2026, 1:13 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a2eaab2c848190840b1d6cae270ffb |
completed | Feb. 28, 2026, 1:16 p.m. |
| PD | Predicate disambiguation | batch_69a25667717c8190bac5108366e2178d |
completed | Feb. 28, 2026, 2:43 a.m. |
Created at: Feb. 28, 2026, 2:34 a.m.