Given the task definition and input, reply with output. In this task, you will be shown a passage. You need to write a fill-in-the-gap question based on your understanding of the events that might be inferred from the passage. Your question should be answerable based on the passage and only have one correct answer. Show the gap in your question with a _ .

Jessica Ennis-Hill said it would be among her greatest feats if she can win a medal at the World Championships in Beijing, barely a year after giving birth to her first baby. The Olympic heptathlon champion said she was focused on bringing back some hardware to prove the wrench of a long spell away from her one-year-old son – who has remained at home in Sheffield with husband Andy – has been worth it. ‘This is definitely my hardest challenge, being away from Reggie for this amount of time for the first time,’ said Ennis-Hill, who is at a training camp in Fukuoka, Japan, before travelling to China.Jessica Ennis-Hill is eyeing glory at the World Championships in BeijingOlympic heptathlon champion says it would be among her greatest featsEnnis-Hill reveals difficulty at being away from her son and husband AndyKatarina Johnson-Thompson, Ennis-Hill's young rival, is aiming for goldBritish pair face stern competition from Canada’s Brianne Thiesen-Eaton

It is the unknown that adds spice to the battle for the medals in the heptathlon, which begins on Saturday with Ennis-_’s strongest event, the 100m hurdles.