<prompt> Tlatša polelo ye e latelago: O bile gape a phadišanego go 2007 World Taekwondo Championships a phadišana ka bantamweight le welterweight, a fenya dintwa tše pedi,  <response>: 2009 World Taekwondo Championships go fetša ka go round ya 16, le 2011 World Taekwondo Championships ka go lefapha la boima bjo bo bonolo, go lahlegelwa ke Marina Sumić ka kotara ya mafelelo 