Question: Which of the following is a member of the South Korean boy group VIXX: Ken or Dickie Peterson?
Sentence (from "Leo (singer)"): Jung Taek-woon (Hangul: 정택운 , born on November 10, 1990), better known by his stage name Leo (Hangul: 레오 ), is a South Korean singer, songwriter and musical theatre actor, signed under Jellyfish Entertainment.
Relevant evidence: No