article_snippet.sent: In January Tatyana Chernova was found to have provided a positive sample for a prohibited steroid at the 2009 World Championships.
article_snippet.sent: Tatyana Chernova failed a drugs test two years before beating Jessica Ennis-Hill in South Korea in 2011 .
article_snippet.sent: Jessica Ennis-Hill believes it is unfair that Tatyana Chernova was banned but allowed to keep Jessica Ennis-Hill world title .
article_snippet.sent: Chernova's ban is due to expire on June 21 – in time for this year’s World Championships in Beijing in August and, of course, the 2016 Olympics in Rio.
article_snippet.sent: Obviously I'm not happy about how Chernova's ban has been handled,’ said Jessica Ennis-Hill.
article_snippet.sent: It doesn't seem like she has served a ban.
article_snippet.sent: Jessica Ennis-Hill suggested Jessica Ennis-Hill may have suspected Chernova but could not have allowed Jessica Ennis-Hill to think about anything other than Jessica Ennis-Hill competition.
highlights_snippet.sent: Tatyana Chernova has since been found to have failed a test in 2009 .
  
highlights_snippet.sent: Tatyana Chernova has been banned but Tatyana Chernova 2011 World Championship title still remains .