Greta's mother went back to her daughter.
"There will be TWO medals at the end of the race this time," she said, "Are you sure you don't want to have a go?" "Two medals?" said Greta, "What's the second medal for?" "It's a secret," said her mother, "But who knows, you might win it!" "OK then," said Greta reluctantly, "I'll give it a go."