Premise: Maria Sharapova . In March 2016 , Sharapova revealed she had failed a drug test at the 2016 Australian Open on January 26 , 2016 . She had tested positive for meldonium , a substance that had been banned , effective January 1 , 2016 by the World Anti-Doping Agency ( WADA ) .
Hypothesis: Maria Sharapova tested positive for a substance that has been banned by the World Anti-Doping Agency.
Label: ENTAILMENT