sentences:  Although blinded by retinoblastoma at the age of three, she has succeeded in competitive swimming despite her disability.Competing at the 2000 Summer Paralympics in Sydney, Australia, Tuomela earned a silver medal in the 50-metre freestyle as well as three sixth-place finishes in the 100 freestyle, 100-meter backstroke and 200-meter medley.Her accomplishments merited an invitation to the 2004 Paralympic Games in Athens, Greece, where she placed fourth in the 50-meter freestyle and had two sixth-place finishes in the 100-meter freestyle and 100-meter backstroke.