an Entity references as follows:
The 2011 IPC Athletics World Championships was held in Christchurch, New Zealand from January 21 to 30, 2011. Athletes with a disability competed, and the Championships was a qualifying event for the London 2012 Paralympic Games. Over 1000 athletes competed, including Oscar Pistorius, the Blade Runner, who competed in class T44 at the 100m, 4 × 100 m relay, 200m, and 400m events. A warm-up meet, with free entry for the audience, was held on Friday January 14. Estimates placed the total visitor spend in the city at around $12 million.