calendar era system

C45581
concept

A calendar era system is a method of dating events by counting years from a specific starting point (epoch) defined by a cultural, religious, or historical reference.

All labels observed (2)

Label Occurrences
calendar and reign system element 1
calendar era system canonical 1

Description generation (CDg)

The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.

Instruction
generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: calendar era system
Generated description
A calendar era system is a method of dating events by counting years from a specific starting point (epoch) defined by a cultural, religious, or historical reference.

Instances (2)

Instance Via concept surface
Yuanzhen
surface form: Chinese era name
Harmonious Justice
surface form: Chinese imperial era name
calendar and reign system element