Simplify the following text for a Grade 6 native English-speaking person.
Original: Han Seung-Yeon ( ; born on July 24 , 1988 in Seoul ) is a South Korean singer , known for being a member of girl group Kara , formed by DSP Entertainment in 2007 .
Simplified: Han Seung-yeon ( Hangul : í ì ì -- ) was born on July 24 , 1988 . She is a South Korean singer , known for being a member of girl group Kara , formed by DSP Entertainment in 2007 .