With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Unapologetic is a song on Rihanna's album Umbrella.
text_B: `` Diamonds '' is a song recorded by Barbadian singer Rihanna for her seventh studio album , Unapologetic -LRB- 2012 -RRB- .. Rihanna. Rihanna. Unapologetic. Unapologetic. Barbadian. Barbadians. Diamonds. Diamonds World Tour. It was written by Sia Furler together with its producers , Benny Blanco and StarGate .. Sia Furler. Sia Furler. Benny Blanco. Benny Blanco. StarGate. Stargate ( production team ). The song premiered on September 26 , 2012 , during the Elvis Duran and the Morning Show and was digitally released the following day as the lead single from Unapologetic .. Unapologetic. Unapologetic. Elvis Duran and the Morning Show. Elvis Duran and the Morning Show. digitally. music download. lead single. lead single. Def Jam Recordings serviced the single to contemporary hit radio in the United States on October 2 .. Def Jam. Def Jam Recordings. Def Jam Recordings. Def Jam Recordings. contemporary hit radio. contemporary hit radio. `` Diamonds '' is a mid-tempo pop , electronic and R&B ballad that features heavy synthesizers , orchestral sounds and electronic rhythms .. pop. Pop music. R&B. Contemporary R&B. electronic. Electronic music. ballad. ballad. Diamonds. Diamonds World Tour. The song 's lyrics serve as a departure from the themes of unhealthy relationships that were on Rihanna 's previous singles and contain a prominent concept of love .. Rihanna. Rihanna. `` Diamonds '' topped music charts in over twenty countries , including the United States , where it became Rihanna 's twelfth number one single on the Billboard Hot 100 and tied her with Madonna and The Supremes for the fifth-most number one singles in the chart 's history .. Rihanna. Rihanna. tied her. List of Billboard Hot 100 chart achievements and milestones#Most number-one singles. Madonna. Madonna ( entertainer ). The Supremes. The Supremes. Diamonds. Diamonds World Tour. `` Diamonds '' was certified quintuple platinum by the Recording Industry Association of America -LRB- RIAA -RRB- and sold over 3.5 million digital copies in the country .. quintuple platinum. RIAA certification. Recording Industry Association of America. Recording Industry Association of America. Diamonds. Diamonds World Tour. By May 2013 , it had sold over 7.5 million copies worldwide and became one of the best-selling singles of all-time .. one of the best-selling singles of all-time. List of best-selling singles. The song 's music video was shot by director Anthony Mandler , a frequent collaborator of Rihanna 's , and depicts her in four environments that represent the elements of earth , air , water , and fire .. Rihanna. Rihanna. music video. music video. Anthony Mandler. Anthony Mandler. The video received positive reviews and was praised for its imagery .. Some critics believe that the heavily tattooed man intertwined with Rihanna 's arm in the video resembles Chris Brown .. Rihanna. Rihanna. Chris Brown. Chris Brown. The singer performed `` Diamonds '' on television shows such as Saturday Night Live and The X Factor and included it on the 777 , Diamonds , Monster Tour and the Anti World Tour set lists .. Saturday Night Live. Saturday Night Live. The X Factor. The X Factor ( UK TV series ). 777 Tour. Diamonds. Diamonds World Tour. Monster Tour. The Monster Tour ( Eminem and Rihanna ). Anti World Tour. Anti World Tour. The American Society of Composers , Authors and Publishers -LRB- ASCAP -RRB- recognized it as one of the most performed songs of 2013 and 2014 .. The official remix of `` Diamonds '' featured rapper Kanye West and was released on November 16 , 2012 .. Diamonds. Diamonds World Tour. Kanye West. Kanye West. The song has been covered by various recording artists , including Josef Salvat , who released his own cover of `` Diamonds '' as a single .. Diamonds. Diamonds World Tour. Josef Salvat. Josef Salvat
related.