Question:  Kim Sang-bum is best known for his role as So Yi-jung in "Boys Over Flowers", a South Korean television series, which aired in what year?
Sentence (from "Boys Over Flowers (TV series)"): Boys Over Flowers () is a 2009 South Korean television series starring Lee Min-ho, Ku Hye-sun, Kim Hyun-joong (of SS501), Kim Bum, Kim Joon (of T-Max) and Kim So-eun.
Relevant evidence: Yes