Data: Ahmet Ertegun, genre, Rhythm and blues; Ahmet Ertegun, background, "non performing personnel"; Rhythm and blues, derivative, Disco

Ahmet Ertegun, who started out as a non performing personnel, performs in the Rhythm and Blues genre; one of the derivatives of Rhythm and Blues is Disco.

Data: Serie A, champions, Juventus F.C.; A.S. Roma, fullName, "Associazione Sportiva Roma S.p.A."; A.S. Roma, ground, "Rome, Italy"; A.S. Roma, league, Serie A

Juventus F.C, former champions of Serie A, compete with A.S. Roma, known under the full name Associazione Sportiva Roma S.p.A., based in Rome, Italy, playing in Serie A.

Data: United States, language, English language; English language, spokenIn, Great Britain; United States, capital, Washington, D.C.; A Fortress of Grey Ice, country, United States
A Fortress of Grey Ice originates in the United States where the capital city is Washington DC. English is spoken both in the US and Great Britain.