Athletics at the 2012 Summer Olympics – Women's heptathlon lane having done so, and Schwarzkopf was re-instated. Ennis's final score was 6955, a British and Commonwealth record. In 2013, Chernova was suspended doping violations back to 2009. Subsequently, the IAAF filed a case with the Court of Arbitration questioning the selective suspension periods of her and five other Russian athletes that made them eligible between 2011 and 2013. The heptathlon consists of seven track and field events, with a points system that awards higher scores for better results in each of the seven components. The seven event scores are summed to give a total for the heptathlon. , the
2009 World Championships in Athletics – Women's heptathlon points. Tatyana Chernova, Ukrainians Hanna Melnychenko and Lyudmyla Yosypenko, and Germans Jennifer Oeser and Lilli Schwarzkopf were cited as medal contenders. After the first day, Ennis had built up a considerable lead, winning three of the four events and ending the day more than three hundred points ahead of second-ranked Dobrynska. Ennis' first day total of 4124 points was the third highest ever first day score in the heptathlon, behind Kluft and world record holder Jackie Joyner-Kersee. On the second day, unusually for a heptathlon competition, Linda Züblin set a Swiss record in the javelin throw. Ennis maintained her lead