Complex sentence: Giovanna was born in Rio de Janeiro and began trampolining at age 9, competing for Nucleo Tatiana Figueiredo, her coach is Tatiana Figueiredo a former Olympic Gymnast (having competed for Brazil in the 1984 Summer Olympics).
Split into simpler sentences: Giovanna was born in Rio de Janeiro and began trampolining at age 9, competing for Nucleo Tatiana Figueiredo. Her coach is Tatiana Figueiredo a former Olympic Gymnast (having competed for Brazil in the 1984 Summer Olympics).