Task: Question Generation
Input (English): Unlike the majority of 1980s mainstream singers, the 1990s mainstream pop/R&B singers such as All-4-One, Boyz II Men, Rob Thomas, Christina Aguilera, Backstreet Boys and Savage Garden generally crossed over to the AC charts. Latin pop artists such as Lynda Thomas, Ricky Martin, Marc Anthony, Selena, Enrique Iglesias and Luis Miguel also enjoyed success in the AC charts.
Output (English): Along with All-4-One, Boyz II Men, Rob Thomas, Christina Aguilera and Backstreet Boys, what 90s artists were notable in the pop/R&B genre?