With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Gold has a distinctive feature.
text_B: The Westchester Philharmonic is a professional symphony orchestra based in Westchester County , NY .. orchestra. orchestra. The orchestra performs in the concert hall of the Performing Arts Center at Purchase College .. orchestra. orchestra. Purchase College. Purchase College. The orchestra was founded in 1983 by a group of music lovers , led by flutist Paul Lustig Dunkel , who served for 25 years as the orchestra 's music director and conductor .. orchestra. orchestra. flutist. flutist. Paul Lustig Dunkel. Paul Lustig Dunkel. conductor. Conductor ( music ). The orchestra originally was known as the New Orchestra of Westchester .. orchestra. orchestra. In the early 1990s , the name Westchester Philharmonic was adopted .. The orchestra has developed a reputation for presenting new compositions and upcoming artists .. orchestra. orchestra. A piece commissioned by the Philharmonic from composer Melinda Wagner , Concerto for Flute , Strings , and Percussion , was awarded a Pulitzer Prize in 1999 .. Melinda Wagner. Melinda Wagner. Pulitzer Prize. Pulitzer Prize. The orchestra was also among the first to present violinist Midori Goto in concert .. orchestra. orchestra. Midori Goto. Midori Goto. In 2006 , Dunkel announced he would retire as music director and conductor after the Philharmonic 's 25th anniversary season .. conductor. Conductor ( music ). In November , 2007 , the orchestra announced the appointment of Itzhak Perlman as artistic director and principal conductor .. orchestra. orchestra. conductor. Conductor ( music ). Itzhak Perlman. Itzhak Perlman. Perlman debuted as the orchestra 's conductor on October 11 , 2008 in an all-Beethoven program ; the Emperor Concerto with pianist Leon Fleisher and Symphony No. 7 .. orchestra. orchestra. conductor. Conductor ( music ). Beethoven. Beethoven. Emperor Concerto. Emperor Concerto. pianist. pianist. Leon Fleisher. Leon Fleisher. Symphony No. 7. Symphony No. 7 ( Beethoven ). The orchestra is currently led by two principal conductors renowned violinist Jaime Laredo and award-winning Broadway conductor Ted Sperling .. orchestra. orchestra. conductor. Conductor ( music )
not_related.