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: BCP 57 | Statement: [RFC 1908, obsoletedBy, BCP 57]

Target entity: BCP 57
Context triple: [RFC 1908, obsoletedBy, BCP 57]

• A. BCP 56
  BCP 56 is a Best Current Practice document that provides guidelines and recommendations for designing and using application protocols over HTTP.
• B. BCP 9
  BCP 9 is a Best Current Practice document in the IETF series that defines key procedures and guidelines for the Internet standards process.
• C. BCP 175
  BCP 175 is an IETF Best Current Practice document that defines procedures and policies for managing the DNS root zone’s trust anchor for DNSSEC.
• D. BCP 195
  BCP 195 is an IETF Best Current Practice document that provides modern security recommendations for the use of Transport Layer Security (TLS) and Datagram TLS (DTLS) in Internet protocols.
• E. BCP
  BCP is the commonly used abbreviation for the Bulgarian Communist Party, the former ruling communist party of Bulgaria during the socialist era.
• 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: BCP 57
Triple: [RFC 1908, obsoletedBy, BCP 57]

BCP 57 is a Best Current Practice document from the IETF that provides updated guidance and recommendations related to the subject matter previously covered by RFC 1908.

Target entity: BCP 57
Target entity description: BCP 57 is a Best Current Practice document from the IETF that provides updated guidance and recommendations related to the subject matter previously covered by RFC 1908.

• A. BCP 56
  BCP 56 is a Best Current Practice document that provides guidelines and recommendations for designing and using application protocols over HTTP.
• B. BCP 9
  BCP 9 is a Best Current Practice document in the IETF series that defines key procedures and guidelines for the Internet standards process.
• C. BCP 175
  BCP 175 is an IETF Best Current Practice document that defines procedures and policies for managing the DNS root zone’s trust anchor for DNSSEC.
• D. BCP 195
  BCP 195 is an IETF Best Current Practice document that provides modern security recommendations for the use of Transport Layer Security (TLS) and Datagram TLS (DTLS) in Internet protocols.
• E. BCP
  BCP is New York State’s Brownfield Cleanup Program, which provides incentives and a regulatory framework for the remediation and redevelopment of contaminated properties.
• F. None of above. chosen