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: Directory Information Base | Statement: [X.500, definesConcept, Directory Information Base]

Target entity: Directory Information Base
Context triple: [X.500, definesConcept, Directory Information Base]

• A. Directory
  The Directory was the five-member executive government that ruled France during the later stages of the French Revolution, between the fall of Robespierre and the rise of Napoleon Bonaparte.
• B. X.500
  X.500 is an ITU-T and ISO/IEC standard series that defines a directory service model and protocols for distributed, hierarchical storage and retrieval of information about networked entities.
• C. Active Directory
  Active Directory is Microsoft's centralized directory and identity management service used to authenticate and authorize users, computers, and resources in Windows-based networks.
• D. eDirectory
  eDirectory is Novell's enterprise directory service that provides a centralized, scalable repository for managing users, resources, and security across networks and applications.
• E. LDAP
  LDAP (Lightweight Directory Access Protocol) is an open, standards-based protocol used to access and manage distributed directory information services over an IP network.
• 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: Directory Information Base
Triple: [X.500, definesConcept, Directory Information Base]

The Directory Information Base is the central hierarchical database in X.500 directory services that stores and organizes directory entries and their attributes.

Target entity: Directory Information Base
Target entity description: The Directory Information Base is the central hierarchical database in X.500 directory services that stores and organizes directory entries and their attributes.

• A. Directory
  The Directory was the five-member executive government that ruled France during the later stages of the French Revolution, between the fall of Robespierre and the rise of Napoleon Bonaparte.
• B. X.500
  X.500 is an ITU-T and ISO/IEC standard series that defines a directory service model and protocols for distributed, hierarchical storage and retrieval of information about networked entities.
• C. Active Directory
  Active Directory is Microsoft's centralized directory and identity management service used to authenticate and authorize users, computers, and resources in Windows-based networks.
• D. eDirectory
  eDirectory is Novell's enterprise directory service that provides a centralized, scalable repository for managing users, resources, and security across networks and applications.
• E. LDAP
  LDAP (Lightweight Directory Access Protocol) is an open, standards-based protocol used to access and manage distributed directory information services over an IP network.
• F. None of above. chosen