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: Handley Page HP.115 (testbed) | Statement: [Rolls-Royce Olympus, usedInAircraft, Handley Page HP.115 (testbed)]

Target entity: Handley Page HP.115 (testbed)
Context triple: [Rolls-Royce Olympus, usedInAircraft, Handley Page HP.115 (testbed)]

• A. Handley Page O/100
  The Handley Page O/100 was a British World War I heavy bomber, among the first strategic bombers used for long-range night bombing missions.
• B. Hawker Tornado (prototypes)
  The Hawker Tornado prototypes were early British single-seat fighter aircraft developed during World War II as part of Hawker’s high-performance interceptor program, serving as a parallel design to the more successful Typhoon.
• C. Handley Page V/1500
  The Handley Page V/1500 was a British four‑engined heavy bomber of World War I designed for long-range strategic bombing missions, including potential raids on Berlin.
• D. Handley Page HP.45 airliner
  The Handley Page HP.45 airliner was a British early-1930s four-engined biplane passenger aircraft operated on Imperial Airways’ long-distance routes.
• E. Hawker P.1040
  The Hawker P.1040 was a British prototype jet fighter design that led directly to the development of the Royal Navy’s Hawker Sea Hawk carrier-based aircraft.
• 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: Handley Page HP.115 (testbed)
Triple: [Rolls-Royce Olympus, usedInAircraft, Handley Page HP.115 (testbed)]

The Handley Page HP.115 was an experimental British research aircraft built in the early 1960s to investigate slender delta wing aerodynamics for future supersonic airliners such as Concorde.

Target entity: Handley Page HP.115 (testbed)
Target entity description: The Handley Page HP.115 was an experimental British research aircraft built in the early 1960s to investigate slender delta wing aerodynamics for future supersonic airliners such as Concorde.

• A. Handley Page O/100
  The Handley Page O/100 was a British World War I heavy bomber, among the first strategic bombers used for long-range night bombing missions.
• B. Hawker Tornado (prototypes)
  The Hawker Tornado prototypes were early British single-seat fighter aircraft developed during World War II as part of Hawker’s high-performance interceptor program, serving as a parallel design to the more successful Typhoon.
• C. Handley Page V/1500
  The Handley Page V/1500 was a British four‑engined heavy bomber of World War I designed for long-range strategic bombing missions, including potential raids on Berlin.
• D. Handley Page HP.45 airliner
  The Handley Page HP.45 airliner was a British early-1930s four-engined biplane passenger aircraft operated on Imperial Airways’ long-distance routes.
• E. Hawker P.1040
  The Hawker P.1040 was a British prototype jet fighter design that led directly to the development of the Royal Navy’s Hawker Sea Hawk carrier-based aircraft.
• F. None of above. chosen