Question: The South Korean singer, songwriter and dancer Taeyang worked as a member of this South Korean boy band sponsored by YG Entertainment that gained what title internationally?
Sentence (from "T.O.P (rapper)"): As a solo rapper, he has released two digital singles, "Turn It Up" (2010) and "Doom Dada" (2013), which peaked at number two and four, respectively, on the Gaon Digital Chart.
Relevant evidence: No