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: Philadelphia street grid | Statement: [North 21st Street, partOf, Philadelphia street grid]

Target entity: Philadelphia street grid
Context triple: [North 21st Street, partOf, Philadelphia street grid]

• A. Philadelphia street grid chosen
  The Philadelphia street grid is the historic, rectilinear urban layout of Philadelphia, designed in the 17th century by William Penn and surveyor Thomas Holme, that organizes the city into orderly, numbered north–south and named east–west streets.
• B. Chicago street grid
  The Chicago street grid is a highly regular, numbered system of streets and avenues oriented primarily along the cardinal directions, forming the backbone of the city’s urban layout and navigation.
• C. Washington, D.C. street grid
  The Washington, D.C. street grid is a distinctive urban layout combining a rectilinear system of numbered and lettered streets with diagonal avenues and traffic circles, designed to organize the U.S. capital’s transportation and city planning.
• D. Philadelphia street network
  The Philadelphia street network is the interconnected system of roads, avenues, and thoroughfares that structure transportation and urban layout across the city of Philadelphia and its surrounding areas.
• E. Miami street grid
  The Miami street grid is an organized urban layout of numbered streets and avenues that structures navigation and addresses throughout the city of Miami.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.