Question: The three-member South Korean pop/ballad group Bohemian recorded many soundtracks for these films whose list and category came into existence officially in which year?
Sentence (from "Bohemian (band)"): Bohemian (Korean: 보헤미안 , Japanese: ボヘミアン; stylized as BOHEMIAN), is a three-member South Korean pop/ballad group, that along with group endeavors, has recorded many soundtracks, abbreviated as OSTs, for South Korean films and Korean drama or k-drama for television in South Korea, as individual artists.
Relevant evidence: Yes