Sharapova said the pair had enjoyed “four successful and challenging years of collaboration.
Sharapova fikún un pé, Ìṣiṣẹ́pọ̀ ọlọ́dún mẹ́rin àti oríṣiríṣi ìdojúkọ la ti jọ là kọjá láti ọdún mẹ́rin sẹ́yìn.