Triple

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).

Phrase: Calendarium | Statement: [Regiomontanus, notableWork, Calendarium]

Target entity: Calendarium
Context triple: [Regiomontanus, notableWork, Calendarium]

• A. The Calendar
  "The Calendar" is a crime thriller play by Edgar Wallace that blends mystery and melodrama around horse racing and high society intrigue.
• B. Naver Calendar
  Naver Calendar is a scheduling and time-management service by Naver that lets users create, organize, and sync events across devices and other Naver services.
• C. Calendar Round
  The Calendar Round is a Mesoamerican cyclical dating system that combines a 260-day ritual calendar with a 365-day solar calendar to produce repeating 52-year periods.
• D. Festival of Holidays
  Festival of Holidays is a seasonal celebration at Disney California Adventure Park featuring multicultural holiday entertainment, food, and festivities inspired by diverse winter traditions.
• E. Badíʻ calendar
  The Badíʻ calendar is the unique solar calendar of the Bahá'í Faith, structured around 19 months of 19 days each and anchored by Bahá'í holy days and astronomical events like the vernal equinox.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

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]"

Entity: Calendarium
Triple: [Regiomontanus, notableWork, Calendarium]

Calendarium is an influential 15th-century astronomical and calendrical work by the German mathematician and astronomer Regiomontanus, used for improving the accuracy of calendars and predicting celestial events.

Target entity: Calendarium
Target entity description: Calendarium is an influential 15th-century astronomical and calendrical work by the German mathematician and astronomer Regiomontanus, used for improving the accuracy of calendars and predicting celestial events.

• A. The Calendar
  "The Calendar" is a crime thriller play by Edgar Wallace that blends mystery and melodrama around horse racing and high society intrigue.
• B. Naver Calendar
  Naver Calendar is a scheduling and time-management service by Naver that lets users create, organize, and sync events across devices and other Naver services.
• C. Calendar Round
  The Calendar Round is a Mesoamerican cyclical dating system that combines a 260-day ritual calendar with a 365-day solar calendar to produce repeating 52-year periods.
• D. Festival of Holidays
  Festival of Holidays is a seasonal celebration at Disney California Adventure Park featuring multicultural holiday entertainment, food, and festivities inspired by diverse winter traditions.
• E. Badíʻ calendar
  The Badíʻ calendar is the unique solar calendar of the Bahá'í Faith, structured around 19 months of 19 days each and anchored by Bahá'í holy days and astronomical events like the vernal equinox.
• F. None of above. chosen