Complex sentence: The Portnoy Brothers are a British-Israeli folk rock duo based in Jerusalem, consisting of Manchester-born siblings Yisroel "Sruli" (b.1990; lead vocals, guitar) and Mendel "Mendy" Portnoy (b.1992; keyboards).
Split into simpler sentences: The Portnoy Brothers are a British-Israeli folk rock duo based in Jerusalem. It consists of Manchester-born siblings Yisroel "Sruli" Portnoy (b.1990; lead vocals, guitar) and Mendel "Mendy" Portnoy (b.1992; keyboards).